Math, asked by Sapnapearl1914, 3 days ago

The sum 1/8 and 2/5 of a rational number is 3. Find the number

Answers

Answered by div095

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Answered by venkatsowbarani

Answer:

40/7

Step-by-step explanation:

Let the number be x.

(1/8 + 2/5)x = 3

The L.C.M of 8,5 is 40

So the equation becomes

(5/40 + 16/40)x = 3

21x/40 = 3

x = 3 × 40/21

x = 40/7

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