Question

Can you put the numbers 1 to 7 in each circle so that the total of every line is 12? (Each circle should have one of the numbers from 1 to 7, and the sum of the numbers in each line should be 12)

Answer 1

given,

one number=x

another number=x+15

sum of numbers=95

x+x+15=95

2x=80

x=40

another number=40+15=55