What is 20% added to $52.35

12. What is the product of (a-5) and (a+3) ? A. A2-15 B. A2+2a-15 C. A2-2a-15 D. AS-2

The diameter of a bicycle wheel is 2 feet. About how many revolutions does the wheel make to travel 2 kilometers? Explain. Hint: 1 km ~ 3,280 ft

Happy juice is on sale in the 3-quart 8-ounce size for $7.28. The sale price for super juice in the 2-quart 9-ounce size is $5.84. Which brand is more expensive per ounce?

Andre has $12.30 in pennies, nickels, dimes, and quarters. If he has the same number of each coin, how many of each does he have? 3.075 .30 30 5

A yogurt shop offers 5 different flavors and11 different topping how many choices are possible for a single serving of yogurt with one topping

Subtract four-fifths from 8 times b

The graph of y = - 3x + 4 is :

Two solutions of salt water contain 0.04% and 0.2% salt respectively. A lab technician wants to make 1 liter of solution which contains 0.12% salt. How much of each solution should she use?

Find the measure of a central angle that intercepts an arc of 81.5 cm in a circle whose radius is 16.3 cm.

The dinner check for a birthday party was $89.50. Estimate a 15% tip.