Barbara was asked to create a set of numbers that contained only natural numbers. Which of the sets does NOT contain only natural numbers?
24
A 31, 15, 23, 4, 300,
12
12/12 쯤
19
B
19, 100, 4, 12, 6,
c {5
, 3, 8, 14, 0, 1,9
D 22, 7, 9, 11, 28, 4.0)

Write the expression in simplified radical form. show all steps and work including any foil method work. (hint: use the conjugate. no decimal answers.) (9-2√3)/(12+√3)

There are 15 plates and each plate is either 7 or 12 inches diameter. which systems of equations do you use to find the number of 7 inch plates, x and 12 inch plates, y

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?