Question

7 calculators cost £81.90.
How much do 11 calculators cost?

Answer 1

7 - 81.90 = 74

minus 11 = $85 for 11 calculators

Explanation:

I don't really know if this is right, but i think it is...

Answer 2

128.7

Explanation:

81.90 ÷ 7 = 11.7

11.7 x 11 = 128.7