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hoa [83]
3 years ago
5

1. 15 is what percent of 40? 2. 15 is 30% of what number? 3. What number is 120% of 70?

Mathematics
1 answer:
Elis [28]3 years ago
5 0
<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>


</span>
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