Question

the sum of the number and it two third is 15​

Answer 1

Answer:

$9$

let the number be x

then,

x + 2/3 of x = 15

3/3 of x + 2/3 of x = 15

(3+2)/3 of x = 15

5/3 of x = 15

x = (15 × 3)÷5

x = 9

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