Question

Bone-shaped treats are 5 for $3.50 at Shelley’s store and Sarah wants to buy 12. She set up and solved this proportion to find how much they would cost. Describe her error and find the correct solution.

5
3.5
=
12
x
3.5x = 60
x = $17.14
(I have to write an explanation on what she did wrong in her explanation)

Answer 1

Step-by-step explanation:

Answer: Sarah multiplied the denominator by the denominator and the numerator by the numerator instead of finding the cross products. The equation should be 5x = 42, so the cost should be $8.40.1

Answer 2

Answer:

ok here you go

Step-by-step explanation:

Sarah multiplied the denominator by the denominator and the numerator by the numerator instead of finding the cross products. The equation should be 5x = 42, so the cost should be $8.40.