Question

What percentage of 40cm is 12cm?

Answer 1

Step-by-step explanation:

x% of 40 = 12

x/100 *40 =12

x = (12 * 100)/40

x = 30

30 is the answer

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Answer 2

Answer:

in any number we put decimal after unit digit we get 10% of it

by doing so in 40 we get 4 as 10% of 40

if we triplicate it we get 12 as 30% of 40

so ans is 30%