Question

After a 12% increase the cost of a new cooker is £190.40

Work out the original price of the cooker.

Answer 1

1

X+.12*x=190.40

X(1+.12)=190.40

X=190.40/1.12=170

2a

X+x+25=100

2x=75

X=37.5%

Men=.375*270=101

2b