Problema Solution
If you can buy 2 for $10, how much would you pay for 8?
Answer provided by our tutors
let x represent the money you would pay for 8
since the cost is directly proportional to the amount we have:
10 : 2 = x : 8
by solving we find:
x = 40
click here to see the step by step solution of the equation:
you would pay $40 for 8.