Question

one number is 4 more than other the quotient of the large divided by the smaller than 5/2 find the number

Answer 1

A-B=4,

then
2A-2B=8,......eq(1),

A/B=5/2,

2A=5B,

2A-5B=0,.......eq(2),


eq(1)-eq(2), we get

-2B+5B=8,

3B=8,

then
B=8/3