Question

the ratio 20 minutes to an hour can be written in form 1:n find the value of n

Answer 1

$\frac{20}{60} = \frac{1}{n} \\ \\ 20n = 60 \\ \\ n = \frac{60}{20} = 3$
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Answer 2

Concept

When two quantities of the same units are compared, the ratio is what shows how much of one quantity is included in the other.

Given

Given that the ratio 20 minutes to an hour can be written in form 1:n

Find

We need to find the value of n

Solution

According to the statement

The ratio of 20 minutes to 1 hour

We know that 1 hour = 60 minutes

∴ The Ratio = 20/60

∴ The Ratio = 1/3

Now As given in the statement that 1/3 =1:n

∴ 1/n =1/3

∴ n = 3

Hence the value of n = 3

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