<span>1. 15 is what percent of 40? 15 * 100 / 40 = 37.5 answer is </span><span>15 is 37.5% of 40 </span><span> 2. 15 is 30% of what number? 15 / 0.3 = 50 answer : </span>15 is 30% of 50<span>
3. What number is 120% of 70? 120% = 1.2 1.2 + 1 = 2.2
2.2 * 70 = 154 answer: 154</span> is 120% of 70?<span>