Two number are in the ratio 2 : 3. The large number is 30 more than half of the smaller number. find the number.
Answers
Answered by
2
let the smaller no. be 2x
bigger no. be 3x
3x=30+(1÷2×2x)
3x= 30+1÷2×2x
3x = 30+1x
3x-1x =30
2x=30
x = 30÷2
x= 15
smaller no.
= 2x
=2×15
=30
bigger no.
=3×15
=45
bigger no. be 3x
3x=30+(1÷2×2x)
3x= 30+1÷2×2x
3x = 30+1x
3x-1x =30
2x=30
x = 30÷2
x= 15
smaller no.
= 2x
=2×15
=30
bigger no.
=3×15
=45
Similar questions