1st question A factory makes 12 bikes in 3 hours. If it keeps making bikes at the same rate, how many bikes will it have made in 8 hours? (HINT: Set up a proportion)
16 bikes
24 bikes
32 bikes

2nd question
A recipe calls for 3 sticks of butter for one batch of 20 cookies. How many sticks of butter would you need to cook 100 cookies? (HINT: Set up a proportion)
9 sticks of butter
15 sticks of butter
100 sticks of butter