Question

A-b=350;a:b=3 rest 100; a=?; b= ?

Answer 1

A-B=350
A:B=3rest100
A=?
B=?
A=Bx3+100
3B+100-B=350
3B-B=350-100
2B=250
B=250:2
B=125

A=3B+100
A=3x125+100
A=375+100
A=475