A pan of brownies is 7/10 full. Tyreese buys 2/5 of the brownies. a. Draw a picture of how the brownie pan looks before and after Tyreese buys his brownies.

b. What fraction of a whole pan of brownies does Tyreese buy?

It is saturday morning and jeremy has discovered he has a leak coming from the water heater in his attic. since plumbers charge extra to come out on the weekends, jeremy is planning to use buckets to catch the dripping water. he places a bucket under the drip and steps outside to walk the dog. in half an hour the bucket is 1/5 of the way full. what is the rate at which the water is leaking per hour?

The answer is 7.2 how would you put this as money

The roof of a farm silo is the shape of a hemisphere and is made of sheet tin. if the diameter of the silo is 126.5 feet, how much sheet tin is needed to make the roof? (use π = 3.1416.)