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Standard VI

Mathematics

Multiplication Patterns

If we represe...

Question

If we represent the number of pencils in $n$ levels by $2 n$ , then 20 levels will contain pencils.

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Solution

The correct option is B 40
We know that $n$ levels contain $2 n$ pencils. If we are to find the number of pencils in 20 levels, we take $n = 20$

Hence, the number of pencils is given by $2 n$ , which is equal to $2 \times 20$ which is 40.

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If we represent the number of pencils in n levels by 2n, then 20 levels will contain pencils.

The correct option is B 40We know that n levels contain 2n pencils. If we are to find the number of pencils in 20 levels, we take n=20 Hence, the number of pencils is given by 2n, which is equal to 2×20 which is 40.

If we represent the number of pencils in $n$ levels by $2 n$ , then 20 levels will contain pencils.

The correct option is B 40
We know that $n$ levels contain $2 n$ pencils. If we are to find the number of pencils in 20 levels, we take $n = 20$

Hence, the number of pencils is given by $2 n$ , which is equal to $2 \times 20$ which is 40.