Question: Mara has 40 crayons and 10 percent of her crayons are pink. Luna has 50 crayons and 20 percent of them are pink. In total how many pink crayons do Mara and Luna have?
Answer with step-by-step thinking: Mara has 40 x (10 / 100) = 4 pink crayons. Luna has 50 x (20 / 100) = 10 pink crayons. Together they have 4 + 10 = 14 pink crayons.
So the answer is 14.


Question: Mitch is baking a cake and needs 3 cups of flour and two cups of sugar. He doesn't have a one cup scoop, only a 1/3 cup scoop. How many total scoops will he need?
Answer with step-by-step thinking: He needs 9 scoops of flour because 3 / (1 / 3) = 9. He needs 6 scoops of sugar because 2 / (1 / 3) = 6. He needs 15 total scoops because 9 + 6 = 15.
So the answer is 15.


Question: Melanie has twice as many cats as Annie, and Annie has three times fewer cats than Jacob. If Jacob has 90 cats, how many cats does Melanie have?
Answer with step-by-step thinking:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Annie has 90 / 3 = 30 cats. Melanie has 30 * 2 = 60 cats.
So the answer is 60.