Which of the following statements about trapezoids is true? A. Opposite sides are congruent. B. One pair of opposite sides is parallel. C. Both pairs of opposite sides are parallel. D. Opposite angles are congruent.

A certain magical substance that is used to make solid magical spheres costs $400 per cubic foot. The power of a magical sphere depends on its surface area, and a magical sphere can be sold for $60 per square foot of surface area.

Cans of regular soda have volumes with a mean of 13.3813.38 oz and a standard deviation of 0.110.11 oz. is it unusual for a can to contain 13.4813.48 oz of soda?

The equation 4.05p+14.40=4.50 (p+3) represents the number p of pounds of peanuts you need to make trail mix. How many pounds of peanuts do you need to make trail mix?

4) 8x+4y=-8 -x + 4y = - 17

Convert 125% to a decimal. A) 0.125 B) 1.25 C) 12.5 D) 125

Mr. Johnson sells erasers for $3 each. He sold 96 erasers last week and he sold 204 erasers this week. About how much more money did he make this week?

If 6t-3=-177 what is the value of the variable

What is the sum? - 0.3 + (-1.8)

Alejandro has 5 7/8 pizzas left over from a party. Is 1/4 of a pizza is a serving how many servings does Alejandro still have left?

Simplify 5 (R + 2) - 6. A. 5R + 4 B. 5R - 4 C. 5R - 6