Question

Two number are in the ratio 3:5.if each number is increased by 10, the ratio becomes 5:7. The sum of the number is

Answer 1

Answer:

The sum of the number is 40

Step-by-step explanation:

Let x be the number.

Therefore, the numbres are:

3x / 5x.

Now, when each number is increased by `10, it becomes,

3x+10/5x+10 = 5/7

When, it cross multiplied, we get

that the value of x is 5.

Therefore, the numbers are,  15 and 25 after subtitution.

When we add them we get, 40.

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