How do you evaluate and simplify 2/7+3/4+1/2

Bess practices trumpet 1/2 hr on Monday and 1 3/5 hr on Wednesday. How many hours does Bess practice trumpet?

Evaluate b - 2a - c for a = - 3, b = 9, and c = - 6

Write each expression in exponential form (5•5•5•••5) = 17 times

In a soccer game, Sally kicks the ball to a teammate who is on the other side of the field. The ball's height h (in feet above the ground), t seconds after Sally kicked it, is modeled by: h (t) =

Solve each question. Round to the nearest tenth is necessary. 7r - 7 = 2r + 18

What is 12:478 12:336 33:2242 82:5514 61:5320 28:776 and 23:1624

To win the jackpot, 4 different numbers are randomly selected from 1 to 46 and one number from 1 to 22. The order of the first 4 numbers does not matter. What is the probability of winning the jackpot on one try?

Scores on an English test are normally distributed with a mean of 30.6 and a standard deviation of 6. Find the score that separates the top 59% from the bottom 41%

What is the input for inverse trigonometric functions

F (t) = - (t-2) (t - 15) What is the vertex of the parabola?