When the little sloppy calculated the multiplication of one-digit numbers, he miswrote one of the factors of 5 as 6, and the resulting product was 90. What is the correct product?
小马虎在计算一位数的乘法时，把其中一个因数5错写成6，结果积是90，正确的积应该是多少．
<gadget id="calculator">90 / 6</gadget>
<output>15</output>

<gadget id="calculator">15 * 5</gadget>
<output>75</output>

<result>75</result>