Sir why we should multiply with 2?We should multiply with only 2or we

This question was asked in Ex 3.6, 1 (vii) and (viii)

Sir why we should multiply with 2?
We should multiply with only 2or we can multiply with any numbers?
We can't solve without multiplying?

salkapuram santhamma

July 7, 2020, 6:21 a.m.

Class 6