The ratio of the number A to the number B is 5:4, and the number B is 60, what is the number A?
甲数与乙数的比是5：4，乙数是60，则甲数是多少．
<gadget id="calculator">5 / 4</gadget>
<output>5/4 = around 1.25</output>

<gadget id="calculator">60 * (5/4)</gadget>
<output>75</output>

<result>75</result>