A group of hikers are descending a mountain at a rate of 400 feet per hour. What was the change in the elevation of the hikers after 6 hours?

Write these numbers in standard form: a) 200,000 b) 80,000 c) 900,000,000 d) 1,000,000,000

Two nascar cars are racing around a 2 mile track. one car can complete a lap in 48 seconds, and the other car can complete one lap in 40 seconds. if they start side by side, after how much time will they be side by side again

A large container holds 4 gallons of chocolate milk that has to be poured into bottles, Each bottle holds 2 pints. If the ratio of gallons to pints is 1 : 8, __ bottles are required to hold the 4 gallons of milk.

Which of the following options represents an equation that can be used to solve for the missing side of a right triangle? Select ALL that apply. A. a^2 + b^2 = c B. b^2 - c^2 = a^2 C. c^2 = a^2 = b^2 D. c = a + b

Solve 3 (x-5) - 4 (x+3) =

Solve by factorisation 2x2 + 3x - 20 = 0

What is the absolute value of five

The weight w of an object varies inversely as the square of the distance d from the center of the earth. At sea level (3978 mi from the center of the earth), an astronaut weighs 115 lb.

What does 3 over 4 times 2 equal?

Given: A, B, C, D are rt. 's Prove: AD| |BC AB| |DC Which of the following reasons could be used to conclude that the lines are parallel based on the given information? 1) If right angles are formed, then lines are parallel.