David owns a candy store. He bought some boxes of candy at a cost of $6.00 each. If he marks up the price of the boxes of candy by 40%, what's is the selling price?

$7.50

$8.00

$8.40

$8.80

If the ratio of girls to boys is 5:6 how many hiels era there if there are 99 scalors

The blue-throated bird has a heart of about 1,260 beats per minute. Explain ow you would calculate the number of times the hummingbird's heart beats in a 24-hour day. Then find the number of beats in a 24-hour day.

The area of a square is 49 square inches. Find the number of inches in the length of a diagonal. Express your answer in simplest radical form.

22 ounces increased to 25 ounces

How do u solve equations or system of equations?

Which numbers are solutions to the inequality -3x-3 less than or equal to 6. Check all of the boxes that apply. -5 -4 0 2 4

What is 4.9186 round to the nearest tenth

Use the calculator to find the product. (1.466 * 10-8) (5.02 * 105) What is the coefficient of the product? What is the exponent of the power in the product?

Team tool Bella gathered 15 pounds of wood in 1/3 of an hour. What was their speed in pounds per hour.

Y is 5 when x is 2.5, and y varies directly with x ... Find y when x is 10 ... 5. 7.5. 12.5. 20