The function f (t) = - 5t 2 + 20t + 60 models the approximate height of an object

t seconds after it is launched. How many seconds does it take the object to hit the

ground?

Without graphing, tell how many x-intercepts does the graph y = - 3x^2 + 4x + 4 have? a. 3 intercepts b. 2 intercepts c. 1 intercepts d. 0 intercepts

A total of 32 students are going on a field trip. Each student must pay $4.75 for travel and $5.50 for dining. About how much money should the teacher collect in all from the students?

Omar is 3 times as old as jason. henry is 5 years older than jason. if their total age is 80 years old, how much older is omar than henry?

A circle is graphed with its center on the origin. The area of the circle is 144 square units. What are the coordinates of the x-intercepts of the graph? Round to the nearest tenth.

What is 5 times 2 equal?

Consider a sequence that follows a times 5 pattern: 1, 5, 25, 125, ... a. Write a formula for the nnth term of the sequence. Be sure to specify what value of n your formula starts with.

Find the diagonal of a square whose sides each measure 3v2 units.

10 x (5 x 4) = (b x 5) x 4

5 Connie is working to earn $200. She earns $25 mowing her grandmother's lawn and $60 for a day of housecleaning. Which decimal represents the part of the money Connie still needs to earn and why? A 0.575 B 0.115 C 0.425 D 0.85

A farmer sells 9.7 kilograms of apples and pears at a farmer's market. 1/4 of the weight is apples and the rest is pears. How many kilograms of pears did she sell at the farmer's market What is the fraction