The ratio of the number of points scored by Team A to the number of points scored by Team B is 10 : 3.<br>The ratio of the number of points scored by Team C to the number of points scored by Team B is 5 : 6.<hr> Express the number of points scored by Team C as a fraction of the number of points scored by Team A.<br> $$\frac{A}{B}$$ <hr>A: <input min="0" type="number" class="lineinput" placeholder="?" /> B:<input min="0" type="number" class="lineinput" placeholder="?" />