3 years ago

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

Mathematics

1 answer:

Svetllana [295]3 years ago

4 0

Answer:

X+.12*x=190.40

X(1+.12)=190.40

X=190.40/1.12=170

X+x+25=100

2x=75

X=37.5%

Men=.375*270=101

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