Yesterday, Emma's Doughnut Shop sold 4/5 as many chocolate doughnuts as cinnamon doughnuts. If they sold 7/10 of a tray of cinnamon doughnuts, how many trays of chocolate doughnuts did they sell?Write your answer as a fraction or as a whole or mixed number.

Last month, Elizabeth and Marshall sold candy to raise money for their debate team. Marshall sold 1/2 as much candy as Elizabeth did. If Elizabeth sold 4/5 of a box of candy, how many boxes of candy did Marshall sell?Write your answer as a fraction or as a whole or mixed number.

While making pastries, a bakery used 1/4 of a bag of wheat flour and 7 3/8 bags of white flour. How many bags of flour did the bakery use in all?Write your answer as a fraction or as a whole or mixed number.

Hanson went to the candy store and bought 2/3 of a pound of candy. If 1/5 of Hanson's candy was chocolate, how many pounds of chocolate candy did Hanson buy?Write your answer as a fraction or as a whole or mixed number.

While taking inventory at her pastry shop, Nellie realises that she had 4 3/4 boxes of baking powder yesterday, but the supply is now down to 7/12 of a box. How much more baking powder did Nellie have yesterday?Write your answer as a fraction or as a whole or mixed number.

Last month, Bryan and Ronald sold candy to raise money for their debate team. Ronald sold 3 times as much candy as Bryan did. If Bryan sold 3/4 of a box of candy, how many boxes of candy did Ronald sell?Simplify your answer and write it as a proper fraction or as a whole or mixed number.(_________________)boxes