Corey was going to sell all of his stamp collection to buy a game for his gaming system. After selling half of his stamps, he changed his mind. He then bought 17 more. How many stamps did Corey start with if he now has 64

Given a circle with a radius of 4, which is the circumference

What is the value with a place of tenths in 907.456 1) 0 2) 6 3) 4 4) 5

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?