What is the sum of the arithmetic series below? Use the formula for the sum of an arithmetic series.

18

∑ 2i-9

i=1

An inventor receives 4% of the cost of every product a company sells. If the company sells $5,000 worth of product, how much does the investor receive

What is the mode of the following numbers: 4, 6, 3, 3, 5, 3, 4? 28 4 3 5 i think its 3 im ot sure

What are three numbers that are true for this inequality? X < 5

List two common factors of 36 and 48

Find The Difference. Write the answer in simplest form. 5/6 - 1/4? A. 4/2 B. 9/12 C. 7/12 D. 11/12

Evaluate the expression below when y = - 3. 2y + 7 -4y - 10 A. -1 22 B. -13 2 C. 1 2 D. 1

What is the prime factorization of 450

Crystal earns $5.25 per hour mowing lawns. Write a rule to describe how the amount of money m earned is a function of the number of hours h spent mowing lawns. how much does crystal earn if she works 2 hours and 15 minutes

12. A fruit basket contains oranges and grapefruits. One-third of the orange and one-fourth of the grapefruits were spoiled. You threw away 4 oranges and 7 grapefruits. How many pieces of fruit were in the basket?

What is the value of the expression 42-2? a. ½ b. 1 c. 8 d. 16