You know that 15% of a number n is 12. How can you use this to find 30% of n? 45% of n? Explain.

Because 30% of n is equal to [ ] times 15% of n and 45% of n is equal to [ ] times 15% of n, you can write

30% of n=[ ] * 12 = [ ]

and

45% of n = [ ] * 12 = [ ]

Question

Leslie Wood

1 June, 00:25

+3

Answers (1)

Know the Answer?

Aylin · Answer 1

30% is 24

45% is 36

take 15% and multiply it by however much it takes to make the percentage than multiply that by 12

You know that 15% of a number n is 12. How can you use this to find 30% of n? 45% of n? Explain.Because 30% of n is equal to [ ] times 15% of n and 45% of n is equal to [ ] times 15% of n, you can write30% of n=[ ] * 12 = [ ]and45% of n = [ ] * 12 = [ ]