{ "paper": { "school": "ACS Primary", "year": 2023, "level": "P5", "label": "Weighted Assessment 1", "source_prefix": "ACS Primary 2023 P5 Weighted Assessment 1", "has_answer_key": true }, "questions": [ { "n": 1, "type_id": 1, "question": "Which one of the following is five hundred and eight thousand and thirty-two in numerals?", "answer0": "58 032", "answer1": "508 032", "answer2": "5 008 032", "answer3": "5 080 032", "correct_answer": 1, "skill_id": 149, "difficulty_id": 1, "explanation": "Five hundred and eight thousand = 508 000. Add thirty-two: 508 000 + 32 = 508 032. The answer is option 2.", "hints": ["Break the words into thousands and ones: 508 thousand and 32.", "508 thousand is written 508 000, then add 32."], "source": "ACS Primary 2023 P5 Weighted Assessment 1 Q1", "image_needed": false, "image_options": false, "image_file": null, "notes": "Answer key: option 2 (508 032)." }, { "n": 2, "type_id": 1, "question": "Find the value of \\(560\\,000 \\div 700\\).", "answer0": "80", "answer1": "800", "answer2": "8000", "answer3": "80 000", "correct_answer": 1, "skill_id": 151, "difficulty_id": 1, "explanation": "560 000 ÷ 700 = 5600 ÷ 7 = 800. The answer is option 2.", "hints": ["Cancel a common factor of 100 from both numbers first.", "5600 ÷ 7 = 800."], "source": "ACS Primary 2023 P5 Weighted Assessment 1 Q2", "image_needed": false, "image_options": false, "image_file": null, "notes": "Answer key: option 2 (800)." }, { "n": 3, "type_id": 1, "question": "Write 7 090 042 in words.", "answer0": "Seven million, ninety thousand and forty-two", "answer1": "Seven million, nine hundred thousand and forty-two", "answer2": "Seven million, ninety thousand and four hundred two", "answer3": "Seventy million, ninety thousand and forty-two", "correct_answer": 0, "skill_id": 149, "difficulty_id": 2, "explanation": "7 090 042 = 7 millions, 0 hundred-thousands, 9 ten-thousands, 0 thousands, 0 hundreds, 4 tens, 2 ones = seven million, ninety thousand and forty-two.", "hints": ["Split into millions / thousands / ones: 7 | 090 | 042.", "090 thousand is ninety thousand; 042 is forty-two."], "source": "ACS Primary 2023 P5 Weighted Assessment 1 Q3", "image_needed": false, "image_options": false, "image_file": null, "notes": "Word answer converted to MCQ. Answer key: Seven million, ninety thousand and forty-two." }, { "n": 4, "type_id": 0, "question": "John had 75 stamps. 12 of his friends took 3 stamps each. John and his 2 siblings then shared the rest of the stamps equally among themselves. Each of the statements is either true or false from the information given. For each statement, put a tick to indicate your answer. Statement A: John had (75 − 12 × 3) stamps left. Statement B: John had (75 − 12 × 3 ÷ 3) stamps in the end.", "answer0": null, "answer1": null, "answer2": null, "answer3": null, "correct_answer": null, "skill_id": 155, "difficulty_id": 2, "explanation": "Statement A: stamps left after friends took some = 75 − 12 × 3 = 39. True. Statement B: in the end John keeps a third of the 39 remaining stamps = (75 − 12 × 3) ÷ 3 = 13, but the expression (75 − 12 × 3 ÷ 3) evaluates to 75 − 12 = 63 by order of operations, so the statement is False.", "hints": [], "source": "ACS Primary 2023 P5 Weighted Assessment 1 Q4", "image_needed": false, "image_options": false, "image_file": null, "notes": "Tick true/false interactive task — no app question type, skipped on insert. Answer key: Statement A = True, Statement B = False." }, { "n": 5, "type_id": 2, "question": "The cost of 3 similar shirts and 2 similar pairs of jeans is $315. A pair of jeans cost thrice as much as a shirt. What is the cost of a shirt $[?] and a pair of jeans $[?]?", "answer0": "35", "answer1": "105", "answer2": null, "answer3": null, "correct_answer": null, "skill_id": 152, "difficulty_id": 2, "explanation": "1 pair of jeans = 3 shirts, so 2 pairs of jeans = 6 shirts. Total = 3 + 6 = 9 shirts = $315. 1 shirt = 315 ÷ 9 = $35. 1 pair of jeans = 35 × 3 = $105.", "hints": ["Express the jeans in terms of shirts: 1 pair of jeans = 3 shirts.", "Total cost = 9 shirts = $315, so 1 shirt = $35."], "source": "ACS Primary 2023 P5 Weighted Assessment 1 Q5", "image_needed": false, "image_options": false, "image_file": null, "notes": "Answer key: shirt = $35, jeans = $35 x 4 working shown but final answer shirt $35, jeans $105 (3 x 35). Key line '35 x 4 = $140' is the combined cost of 1 shirt + 1 jeans (35 + 105); question asks both separately so two blanks given." }, { "n": 6, "type_id": 2, "question": "Betty, Rachel and Tony collected used drink cans for recycling. Betty collected 678 more cans than Rachel. Tony collected half the total number of cans Betty and Rachel collected. The total number of used drink cans collected was 1473. How many drink cans did Betty collect? [?]", "answer0": "830", "answer1": null, "answer2": null, "answer3": null, "correct_answer": null, "skill_id": 152, "difficulty_id": 3, "explanation": "Tony = half of (Betty + Rachel), so Betty + Rachel + Tony = 1473 means Betty + Rachel = two-thirds of 1473. Tony = 1473 ÷ 3 = 491, Betty + Rachel = 1473 − 491 = 982. Rachel = (982 − 678) ÷ 2 = 152, Betty = 152 + 678 = 830.", "hints": ["Tony's cans are half of Betty+Rachel, so total = 3 equal halves of Betty+Rachel.", "Betty + Rachel = 982; since Betty has 678 more, Rachel = (982 − 678) ÷ 2."], "source": "ACS Primary 2023 P5 Weighted Assessment 1 Q6", "image_needed": false, "image_options": false, "image_file": null, "notes": "Answer key: Betty = 830." }, { "n": 7, "type_id": 2, "question": "Amos, Kate and Simon each donated a sum of money to a fund-raising event. Kate and Simon donated a total of $2310. Amos and Simon donated a total of $870. Kate donated 5 times as much money as Amos. How much money did Simon donate? $[?]", "answer0": "510", "answer1": null, "answer2": null, "answer3": null, "correct_answer": null, "skill_id": 152, "difficulty_id": 3, "explanation": "(Kate + Simon) − (Amos + Simon) = Kate − Amos = 2310 − 870 = 1440. Kate = 5 × Amos, so Kate − Amos = 4 × Amos = 1440, giving Amos = 360. Simon = 870 − 360 = $510.", "hints": ["Subtract the two totals to get Kate − Amos = $1440.", "Kate is 5 times Amos, so the difference is 4 units = $1440, Amos = $360."], "source": "ACS Primary 2023 P5 Weighted Assessment 1 Q7", "image_needed": false, "image_options": false, "image_file": null, "notes": "Answer key: Simon = $510." }, { "n": 8, "type_id": 2, "question": "Joel and Ryan had an equal number of trading cards. After Joel gave away 467 trading cards and Ryan gave away 179 trading cards, Ryan had 4 times as many trading cards as Joel. Find the total number of trading cards Joel and Ryan had altogether at first. [?]", "answer0": "1126", "answer1": null, "answer2": null, "answer3": null, "correct_answer": null, "skill_id": 152, "difficulty_id": 3, "explanation": "They started equal. Difference after giving away = 467 − 179 = 288, which equals Ryan − Joel = 4 units − 1 unit = 3 units. So 3 units = 288, 1 unit = 96 (Joel's cards left). Joel at first = 467 + 96 = 563. Total = 563 × 2 = 1126.", "hints": ["Both started with the same number, so the gap of 288 came purely from the difference in cards given away.", "After giving away, Ryan = 4 units and Joel = 1 unit, so 3 units = 288."], "source": "ACS Primary 2023 P5 Weighted Assessment 1 Q8", "image_needed": false, "image_options": false, "image_file": null, "notes": "Answer key: total at first = 1126." } ] }