Help pls Questions 2 Five students scored 80 on a test, five students scored 85, and five students scored 90. Complete each statement below by inserting the correct number
a. The mean is equal to
b. The median is equal to
C. The range is equal to
d. The mean absolute deviation is equal to

David estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x. create a question you could ask that could be answered only by graphing or using a logarithm.

What adds to be the bottom number but also multiplies to be the top number with 8 on the bottom and 15 on top

Yvaries directly as x. y =90 when x=6. find y when x=13