Thomas goes to school from 7:40 AM until 2:05 PM. Part A: How many minutes does Thomas have in a school day?

Write an expression that could help you find out how many seconds are in his school day.

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?

Find the zeros of each function. f(x) = x^2 + 5x - 6

Due to a packaging error, 4 cans labeled diet soda were accidentally filled with regular soda and placed in a 12 pack carton of diet soda. two cans were randomly selected from this 12 pack. what is the probability that both cans were regular soda?