Question

show that 1,1,1,7 are in proportion or not​

Answer 1

$\underline \bold {Solution:-}$

The numbers the said to be in proportion of the product of there extreme is equal to the product of there mean.

Here, extreme are:- 1 and 7

So, the product of extreme = 1 × 7 = 7

And,

Mean are :- 1 and 1

So, the product of mean = 1 × 1 = 1

Since , Product of extreme ≠ Product of mean

So, they are not in proportion.

Answer 2

Explanation:

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