Question

Alexis was making cupcakes for the town bake sale. She decorated 9

cupcakes in 30 minutes. If Alexis continued decorating cupcakes at
this rate, how many cupcakes would she decorate in 2 hours?
Johnny said that Alexis would be able to decorate 18 cupcakes in 2
hours. Is Johnny correct? If not, explain his mistake and identify the
correct solution.

Answer 1

about 36 cupcakes in two hours, johnny is incorrect because it would be 18 cupcakes per ONE hour.

Answer 2

Incorrect

Explanation:

because it takes 30 min to bake 9 which is half an hour, and if if you multiply 9 by 4 which 30 mins each it would be 36 cupcakes in 2 hours.