Frank's dog Dynamite spent 3 9/12 minutes playing in the mud. Later, Frank spent 8 5/12 minutes giving Dynamite a bath. How much longer did Dynamite spend getting a bath than playing in the mud?

Arestaurant needs to buy thirty-seven new plates. if each box has five plates in it, how many boxes will they need to buy?

The number of hours per week that the television is turned on is determined for each family in a sample. the mean of the data is 37 hours and the median is 33.2 hours. twenty-four of the families in the sample turned on the television for 22 hours or less for the week. the 13th percentile of the data is 22 hours. approximately how many families are in the sample? round your answer to the nearest integer.

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?