21 percent of what number is 4200?
4200 is 21% of 20000
Steps to solve "4200 is 21 percent of what number?"
- We have, 21% × x = 4200
- or, 21100 × x = 4200
- Multiplying both sides by 100 and dividing both sides by 21,
we have x = 4200 × 10021 - x = 20000
If you are using a calculator, simply enter 4200×100÷21, which will give you the answer.
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