a student achieved the following grades on his tests : 87,95,76 and 88 percent. he wants 85 percent or better overall. what grade should he must get in his last test to achieve that average

Doughnuts are sold in bags and cartons. A bag hold 4 doughnuts and a carton hold 10 doughnuts. Tom buys B bags of doughnuts and C carton of doughnuts. He buys a total of T doughnuts. Write down a formula for T in terms of B and C

F (x) = 2x^2+5 on [2, b]

A 10 ft chain weighs 45 lb and hangs from a ceiling. Find the work done (in ft-lb) in lifting the lower end of the chain to the ceiling so that it's level with the upper end. ft-lb.

Define f (1) in a way that extends f (s) = (s^3-1) / (s^2-1) to be continuous at s=1. Show step-by-step solution.

An arrow is shot at a square target with sides 100 cm long. The probability of hitting a circle with a 25 cm radius is equal to 2.0%.

Evaluate: - (-1) + (-7) + (2) - (-4) - (-2) A) - 2 B) 0 C) 1 D) 2'

How to convert 18 gallons/1 hour to cups and minutes

A whitewater raft has a capacity of 10 plus the crew. The raft company has found that 60% of those with reservations show up, so they take up to 12 reservations. What is the probability that 10 people show up?

What 2 numbers add up to 23 and multiply to - 126

True or False: For the depreciation formula, A = C (1 - r) t, the A value will always be greater than the C value.