How to find value of tan (5pi/2) ?

Landon is building new bookshelves for his bookstore's new mystery section. Each shelf can hold 36 books. There are 1,260 mystery books. How many shelves will he need to build?

An automobile jack raises the car 1/2 of an inch for each stroke of the lever. How many strokes of the lever are needed to lift the car 5 inches? (do not include the units)

C=2πr, when C=88cm. use 22/7 for π. show the work

Jeremy caught 8 fish in a contest. The mean weight of the fish was 4.3125 kg. He forgot to make his own record of the weight of the last fish, but the first 7 were: 4.3 kg, 5.3 kg, 6.8 kg, 2.6 kg, 3.2 kg, 4.4 kg and 4.8 kg.

Completely factors 1. x^2-36 2. y^2+4 3. x^2-9y^2

Factor the expression below. 4x2 - 20x + 25

What is the GCF of 30 and 49?

Simon walks a total of 45.55 miles in March and 35.7 miles in April. How many miles does Simon walk in all in March and April? Enter your answer

C. There are 8 fluid ounces in a cup. How many fluid ounces are in one serving?

What are 2 prime numbers that add up to get 85