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ID: 12699  |  Index: 5831  |  Type: 2
Q: There are 2 times as many pupils playing <input type="text" id="input_0" class="fill-blank-input" placeholder="?" /> than <input type="text" id="input_1" class="fill-blank-input" placeholder="?" />.
Answers: ['soccer', 'hockey', None, None]
CI: None
S: Soccer (100) is 2 times Hockey (50).
Flag reason: Terse solution (36 chars) for question with 28 words

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ID: 12701  |  Index: 5833  |  Type: 2
Q: The bar graph shows the number of visitors to an art exhibition in 5 days.<br><input type="number" id="input_0" class="lineinput" placeholder="?" /> people visited the exhibition on Monday.
Answers: ['150', None, None, None]
CI: None
S: Monday's bar reaches 150.
Flag reason: Terse solution (25 chars) for question with 29 words

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ID: 12706  |  Index: 5838  |  Type: 2
Q: There are 3 times as many visitors on <input type="text" id="input_0" class="fill-blank-input" placeholder="?" /> as on <input type="text" id="input_1" class="fill-blank-input" placeholder="?" />.
Answers: ['Tuesday', 'Wednesday', None, None]
CI: None
S: Tuesday 300 is 3 times Wednesday 100.
Flag reason: Terse solution (37 chars) for question with 29 words

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ID: 12709  |  Index: 5841  |  Type: 2
Q: Find the remainder in 152 ÷ 7.<br><input type="number" id="input_0" class="lineinput" placeholder="?" />
Answers: ['5', None, None, None]
CI: None
S: 152 ÷ 7 = 21 remainder 5 (21 x 7 = 147, 152 - 147 = 5).
Flag reason: Arithmetic error: 152 / 7 = 21 (should be 21.714285714285715)

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ID: 12713  |  Index: 5845  |  Type: 2
Q: James has 12 bags of marbles.<br>Each bag contains 5 marbles.<br>He repacks them into bags of 6.<br>How many bags does he have now? <input type="number" id="input_0" class="lineinput" placeholder="?" />
Answers: ['10', None, None, None]
CI: None
S: 12 x 5 = 60 marbles; 60 ÷ 6 = 10 bags.
Flag reason: Terse solution (38 chars) for question with 33 words

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ID: 12714  |  Index: 5846  |  Type: 2
Q: Jack has 43 pencils.<br>He needs to pack them into 5 boxes with an equal number of pencils in each box.<br>(a) How many pencils are there in each box? (b) How many pencils will be left unpacked? (a) <input type="number" id="input_0" class="lineinput" placeholder="?" /> (b) <input type="number" id="i
Answers: ['8', '3', None, None]
CI: None
S: 43 ÷ 5 = 8 remainder 3, so 8 pencils per box and 3 unpacked.
Flag reason: Arithmetic error: 43 / 5 = 8 (should be 8.6)

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ID: 12715  |  Index: 5847  |  Type: 2
Q: Jenny has 222 stickers.<br>She gives them equally to her 6 friends, how many sweets does each friend receive? <input type="number" id="input_0" class="lineinput" placeholder="?" />
Answers: ['37', None, None, None]
CI: None
S: 222 ÷ 6 = 37.
Flag reason: Terse solution (13 chars) for question with 26 words

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ID: 12724  |  Index: 5856  |  Type: 2
Q: Book A has 284 pages.<br>Book B has 6 times as many pages as book A.<br>What is the total number of pages in both books? <input type="number" id="input_0" class="lineinput" placeholder="?" />
Answers: ['1998', None, None, None]
CI: None
S: Book B = 284 x 6 = 1704; total = 1704 + 284 = 1998.
Flag reason: Arithmetic error: 1704 + 284 = 1998. (should be 1988.0)

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ID: 12733  |  Index: 5865  |  Type: 2
Q: An MRT train left the Toa Payoh station with some passengers on it.<br>At the Bishan station, 9 passengers alighted and 16 passengers boarded the train.<br>The train then had 70 passengers.<br>How many passengers were there on the train when it left the Toa Payoh Station? <input type="number" id="in
Answers: ['63', None, None, None]
CI: None
S: Work backwards: 70 - 16 + 9 = 63 passengers at the start.
Flag reason: Arithmetic error: 16 + 9 = 63 (should be 25.0)

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ID: 12743  |  Index: 5875  |  Type: 2
Q: Write the mass of the bag of oranges in kilograms and grams.<br><input type="number" id="input_0" class="lineinput" placeholder="?" /> kg <input type="number" id="input_1" class="lineinput" placeholder="?" /> g
Answers: ['3', '750', None, None]
CI: None
S: The scale pointer shows 3 kg 750 g.
Flag reason: Terse solution (35 chars) for question with 30 words

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ID: 12744  |  Index: 5876  |  Type: 2
Q: A container can hold 65ℓ of water.<br>A tank can hold 4 times as much.<br>How much water can the tank hold? <input type="number" id="input_0" class="lineinput" placeholder="?" /> ℓ
Answers: ['260', None, None, None]
CI: None
S: 65 ℓ x 4 = 260 ℓ.
Flag reason: Terse solution (17 chars) for question with 28 words

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ID: 12747  |  Index: 5879  |  Type: 2
Q: 7 trees are planted along a road at equal distances apart.<br>The distance between two trees is 50m.<br>How far away is the first tree from the last tree? <input type="number" id="input_0" class="lineinput" placeholder="?" /> m
Answers: ['300', None, None, None]
CI: None
S: 7 trees make 6 gaps; 6 x 50 = 300 m.
Flag reason: Terse solution (36 chars) for question with 36 words

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ID: 12751  |  Index: 5883  |  Type: 1
Q: 4 thousands + 11 tens + 41 ones =
Answers: ['4052', '4151', '4421', '4520']
CI: 1
S: 4000 + 110 + 41 = 4151.
Flag reason: Arithmetic error: 110 + 41 = 4151. (should be 151.0)

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ID: 12766  |  Index: 5898  |  Type: 1
Q: Which of the following is the same as 6804?
Answers: ['6000 + 800 + 4', '6000 + 80 + 4', '600 + 800 + 4', '600 + 80 + 4']
CI: 0
S: 6804 = 6000 + 800 + 0 + 4 = 6000 + 800 + 4.
Flag reason: Arithmetic error: 0 + 4 = 6000 (should be 4.0)

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ID: 12767  |  Index: 5899  |  Type: 1
Q: Which of the following is arranged from the smallest to the greatest?
Answers: ['6235, 6532, 6325, 6523', '6253, 6235, 6325, 6523', '6235, 6253, 6325, 6352', '6253, 6325, 6532, 6523']
CI: 2
S: 6235 < 6253 < 6325 < 6352, so option 3 is in order from smallest to greatest.
Flag reason: MCQ: correct answer "6235, 6253, 6325, 6352" numeric value not found in solution

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ID: 12769  |  Index: 5901  |  Type: 1
Q: 5 boys shared 524 sweets equally.<br>How many sweets were left?
Answers: ['1', '2', '3', '4']
CI: 3
S: 524 ÷ 5 = 104 remainder 4, so 4 sweets were left.
Flag reason: Arithmetic error: 524 / 5 = 104 (should be 104.8)

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ID: 12781  |  Index: 5913  |  Type: 2
Q: What is the quotient when 64 is divided by 9? [?]
Answers: ['7', None, None, None]
CI: None
S: 64 ÷ 9 = 7 remainder 1, so the quotient is 7.
Flag reason: Arithmetic error: 64 / 9 = 7 (should be 7.111111111111111)

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ID: 12791  |  Index: 5923  |  Type: 2
Q: The distance between Town A and Town B is 1098 m.<br>The distance between Town A and Town C is 3500 m.<br>What is the distance between Town B and Town C? Give your answer in kilometres and metres.<br><input type="number" id="input_0" class="lineinput" placeholder="?" /> km <input type="number" id="i
Answers: ['2', '402', None, None]
CI: None
S: 3500 m − 1098 m = 2402 m = 2 km 402 m.
Flag reason: Terse solution (38 chars) for question with 49 words

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ID: 12792  |  Index: 5924  |  Type: 2
Q: Raju took 50 min to mop the floor.<br>He took 25 min to wash his shoes.<br>How long did he take to complete both jobs? Give your answer in h and min.<br><input type="number" id="input_0" class="lineinput" placeholder="?" /> h <input type="number" id="input_1" class="lineinput" placeholder="?" /> min
Answers: ['1', '15', None, None]
CI: None
S: 50 min + 25 min = 75 min = 1 h 15 min.
Flag reason: Terse solution (38 chars) for question with 49 words

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ID: 12796  |  Index: 5928  |  Type: 2
Q: Jim is thinking of a 3-digit even number. It can be divided by 3 without remainder. The digit in the hundreds place is 2 times the digit in the tens place. What is the smallest possible number? [?]
Answers: ['210', None, None, None]
CI: None
S: Hundreds = 2 × tens.<br>Smallest: tens=1, hundreds=2.<br>Even and divisible by 3: 210 (2+1+0=3).<br>So 210.
Flag reason: Arithmetic error: 1 + 0 = 3 (should be 1.0)

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ID: 12797  |  Index: 5929  |  Type: 2
Q: Mrs Lim baked 126 cupcakes. She packed all of them into boxes. Each box can hold 8 cupcakes. What was the least number of boxes Mrs Lim needed? [?]
Answers: ['16', None, None, None]
CI: None
S: 126 ÷ 8 = 15 remainder 6.<br>The leftover 6 need 1 more box, so 15 + 1 = 16 boxes.
Flag reason: Arithmetic error: 126 / 8 = 15 (should be 15.75)

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ID: 12802  |  Index: 5934  |  Type: 2
Q: A baker has 100 eggs.<br>He needs 6 eggs to bake a cake.<br>What is the most number of cakes he can bake? <input type="number" id="input_0" class="lineinput" placeholder="?" /> How many more eggs would the baker need to bake 1 more cake? <input type="number" id="input_1" class="lineinput" placeholde
Answers: ['16', '2', None, None]
CI: None
S: (a) 100 ÷ 6 = 16 remainder 4, so 16 cakes.<br>(b) 1 more cake needs 6 eggs but only 4 are left, so 6 − 4 = 2 more eggs.
Flag reason: Arithmetic error: 100 / 6 = 16 (should be 16.666666666666668)

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ID: 12804  |  Index: 5936  |  Type: 2
Q: Write six thousand and thirty-two in numerals.<br><input type="number" id="input_0" class="lineinput" placeholder="?" />
Answers: ['6032', None, None, None]
CI: None
S: Six thousand and thirty-two = 6000 + 30 + 2 = 6032.
Flag reason: Arithmetic error: 30 + 2 = 6032. (should be 32.0)

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ID: 12812  |  Index: 5944  |  Type: 2
Q: 8 + 8 + 8 + 8 = 16 + <input type="number" id="input_0" class="lineinput" placeholder="?" /> x 8
Answers: ['2', None, None, None]
CI: None
S: 8 + 8 + 8 + 8 = 32.<br>So 32 = 16 + ? x 8, meaning ? x 8 = 16, so ? = 2.
Flag reason: Arithmetic error: 8 + 8 = 32. (should be 16.0)

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ID: 12814  |  Index: 5946  |  Type: 2
Q: Amy packed 63 apples equally into some fruit baskets.<br>Each fruit basket contained 7 apples.<br>How many fruit baskets would Amy have? <input type="number" id="input_0" class="lineinput" placeholder="?" />
Answers: ['9', None, None, None]
CI: None
S: Number of baskets = 63 / 7 = 9.
Flag reason: Terse solution (31 chars) for question with 30 words

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ID: 12830  |  Index: 5962  |  Type: 1
Q: Which of the following is the numbers arranged from the smallest to the greatest?
Answers: ['2930, 2390, 2093', '2390, 2930, 2093', '2930, 2093, 2390', '2093, 2390, 2930']
CI: 3
S: Comparing 2093, 2390, 2930: smallest is 2093, then 2390, then 2930.
Flag reason: MCQ: correct answer "2093, 2390, 2930" numeric value not found in solution

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ID: 12831  |  Index: 5963  |  Type: 1
Q: Find the value of 8000 + 500 + 9.
Answers: ['859', '8059', '8509', '8590']
CI: 2
S: 8000 + 500 + 9 = 8509 (8 thousands, 5 hundreds, 0 tens, 9 ones).
Flag reason: Arithmetic error: 500 + 9 = 8509 (should be 509.0)

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ID: 12851  |  Index: 5983  |  Type: 2
Q: Kent is 12 years old now.<br>His uncle is 4 times as old as him.<br>How old is his uncle? <input type="number" id="input_0" class="lineinput" placeholder="?" /> years
Answers: ['48', None, None, None]
CI: None
S: 12 x 4 = 48 years.
Flag reason: Terse solution (18 chars) for question with 29 words

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ID: 12853  |  Index: 5985  |  Type: 2
Q: The graph shows the number of each type of bun sold by ABC Bakery. There is an ink blot covering part of the graph. ABC bakery sold a total of 196 buns. How many cheese buns were sold? [?]
Answers: ['64', None, None, None]
CI: None
S: Floss = 32, Coffee = 44, Kaya = 56.<br>Known total = 32 + 44 + 56 = 132.<br>Cheese = 196 - 132 = 64.
Flag reason: Arithmetic error: 44 + 56 = 132. (should be 100.0)

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ID: 12888  |  Index: 6020  |  Type: 2
Q: When a number is divided by 8, it gives a quotient of 14 and a remainder of 4.<br>What is the number? <input type="number" id="input_0" class="lineinput" placeholder="?" />
Answers: ['116', None, None, None]
CI: None
S: Number = 8 x 14 + 4 = 112 + 4 = 116.
Flag reason: Arithmetic error: 14 + 4 = 112 (should be 18.0)

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ID: 12894  |  Index: 6026  |  Type: 2
Q: James ran around a rectangular field which measured 60 m by 70 m once.<br>What was the total distance that he ran? <input type="number" id="input_0" class="lineinput" placeholder="?" /> m
Answers: ['260', None, None, None]
CI: None
S: Perimeter = 60 + 70 + 60 + 70 = 260 m.
Flag reason: Arithmetic error: 60 + 70 = 260 (should be 130.0); Terse solution (38 chars) for question with 26 words