The surface area of a sphere is 19what is the sphere radius

A punch recipe says 2 mix 4 cups pineapple juice, 8 cups orange juice and 12 cups seltzer in order to make 18 servings of punch. how many cups of each you need to make 108 cups of punch?

If one leg of a right triangle has a measure of 7 cm and the other leg has a measure of 9 cm, what is the measure of the hypotenuse, rounded to one decimal place? 11.4cm 8cm 16cm 4cm 5.7cm

Knowing that this number, the Golden Ratio, is present not just in mathematics, but may also be present within your own brain and body (at the atomic or subatomic level), what do you think it means?

Which of the following equations is not exponential? y = 1^x y = (1/2) ^x y = - 2^x

Sara uses 1/4 of a bottle of carpet cleaner to clean 3/5 of her carpet. How much carpet cleaner would it take Sara to clean her entire carpet?

the ratio of the length to the width of a rectangle is 8:3 if the rectangle is 32 cm wide, how long is it?

3x4 2y5 5z -3x3 6y2 2z

The circumference of a circle is about 25.3 in find the area of the circle using 3.14 as an approximation for pie. Round your answer the nearest hundredth

Juanita wants to participate in a 20-kilometer bicycle race. she is considering using one of the two training programs below. Program A: ride 10 kilometer on the first day and increase the Distance by an additional 500 meters each day.

Suppose you average 52 mi/h traveling on the highway. If you drive for 5 hours, how far will you travel? A. 260 miles B. 250 miles C. 350 miles D. 240 miles