avamarie avamarie

21-01-2016
Mathematics

contestada

What is 15% of 22?
What is 98% of 1170?

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killerbearba killerbearba

21-01-2016

15% of 22 is (3.3). And 98% of 1170 is (1146.6)

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Billymkhoi Billymkhoi

21-01-2016

We have a proportion: ?/22= 15/100

Cross multiply:
100*?= 22*15
⇒ ?= 22*15/100= 3.3

We also have another proportion: ?/1170= 98/100

Cross multiply:
100*?= 98*1170
⇒ ?= 98*1170/100= 1146.6

15% of 22 is 3.3
98% of 1,170 is 1,146.6~

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