If a and b are real numbers, which equation represents the Associative Property of Multiplication?

A. (a • b) • c = a • (b • c)

B. a • b = b • a

C. (a + b) + c = a + (b + c)

D. a • b = 0

Riley had $140.00. She gave Austin half of the money. She kept the rest. How much money does she have now?

Ron wants to calculate the sales tax on two items. He is purchasing a helmet for $42 and gloves for $5.65. Sales tax is 7%. Which expression shows how Ron should calculate his total sales tax? A $42 + $5.65 x 7 B $42 + $5.65 x 0.7 C ($42 + $5.

Is 6y - 3x > 9 shaded

9 * 10 to the fourth power - 7 * 10 to the second power

Check each set that includes the number 5/9 natural numbers whole numbers integers rational numbers irrational numbers real numbers

4. An acre is equal to 43,560 square feet, and there are 5280 feet in a mile. If a farm has the shape of a rectangle measuring 0.8 mile by 1.1 miles, what is the area of the farm in acres?

The value of √52 is between which two integers between 7 and 8 between 8 and 9 between 6 and 7 between 5 and 6

What number can multiply to 8 but add up to 12

A radioactive substance has a half-life of 10 years. a. Find the equation that describes the quantity of the substance present at time t using the continuous exponential model. b. Determine the continuous rate of decay.

Christina estimates that she will spend $250 on new summer clothes. she actually spent $350. what is the percent error?