Increase in the ratio 20:16 number 10.

Correct answer:

x =  25/2 = 12 12

Step-by-step explanation:

n=10 r=1620=45=141=1.25  x=r n=1.25 10=225=1221=12.5

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Showing 1 comment:
Dr Math

Firstly, write the ratio as a fraction. For example, the ratio 3:2 is equivalent to the fraction 3/2 or the number 1.5.
Then, an increase in ratio means multiplication with this fraction(=ratio). The resulting number will increase when the ratio (=fraction) exceeds 1.

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