A firework is fired vertically into the air at a speed of 100 m/s. The expression - 5t2 + 100t + 40 gives the height of the firework after t seconds. Factor this expression.

Mary invests £12000 in a savings account the account pays 1.5% compound interest per year work out the value of her investment after 2 years

If your born on 1900 how old would have you been on 2009?

If a parachutist jumped from an airplane flying at an altitude of 10,000 feet and fell at an average free fall speed of 158 feet per second for 17 seconds, what impact will it have on the altitude of the parachutist?

Solve for x: (x+50) / 2=13x

Which of the following equations has the solution x = all real numbers? Select one: a. 4 (3 - x) + 6x = 3x + 12 - x b. 4 (3 - x) + 6x = 3x + 10 - x c. 4 (3 - x) + 6x = 3x + 12 + 2x d. 4 (3 - x) + 6x = x + 12 - 3x

A company charges 12$ per each 4 feet of fencing how much would It cost for a fence 20 yards

If A ⊂ B, then A ∩ B = ∅. True or False

Marcella divided 40.8 gallons of paint among 8 containers. how much paint is in each containers

A large pizza is ever ties have a 14 inch diameter if a customer orders two large pizzas how many square inches of pizza will he receive

Which ratio best defines theoretical probability? Number of possible outcomes: Number of favorable outcomes Number of favorable outcomes: Number of possible outcomes Number of nonfavorable outcomes: Number of possible outcomes Number of possible