19. In scientific notation, 670,000,000 + 700,000,000 = ?

A. 1.37 * 10-9

B. 1.37 x 107

C. 1.37 x 108

D. 1.37 10°

E. 137 x 1015

Four times the difference of a number

5/16 = x/160 solve the proportion

Jack earns $40 in interest each year on an investment. What is his interest rate if his principal was $200

Solve for x 4x - 3 = 17

The length of a rectangle is three times its width. if the perimeter of the rectangle is 48 cm, find its area.

Visitors at Public Pool Use the drop-down menu to complete the statement. Based on the data in the line graph, you can predict there will likely be y visitors in December compared to October.

An eight-sided die is rolled and a coin is tossed. What is the probability of landing on an even number and getting heads?

Walmart sells a case of 24 cans of Diet Coke for $6.88 Kroger sells a 12-pack of Diet Coke for $3.99 which is the best to buy

Which phrase describes the algebraic expression r/9? A - The product of r and 9 B - The quotient of r and 9 C - 9 less than r D - r more than 9

The bakery sells 7 different types of bagels. Melissa orders one type of bagel. Then Julio orders a different type of bagel. How many different ways can Melissa and Julio order?