Matt is raking leaves for his neighbors. it takes him 7/8 hour to rake one lawn. how long will it take matt to rake the leaves for 6 neighbors?

Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.

9/10 divide by -3/15 as a mixed number

Carlos spent 1 1/4 hours doing his math homework he spent 1/4 of his time practicing his multiplication facts how many hours to carlos been practicing his multiplication facts