The volume of a sphere is increasing at a rate of 7 cm3/sec. Find the rate of change of its surface area when its volume is cm3. (Do not round your answer.)

Express 0.57 as a fraction.

The distance bewteen Harry and Kate is 2500 meters. Kate and Harry start walking toward one another and Kate' dog start running back and forth between Harry and Kate at a speed of 120 meters per minute.

Two years ago, Arthur gave each of his five children 20 percent of his fortune to invest in any way they saw Fit.

Pat is on a diet and wants to lose more than 5 pounds. So far, he has lost 2 pounds. How many more pounds must he lose?

What is the gcf of 15 and 35

Two triangles have the same heights. One triangle has a base length that is twice the base length of the other triangle. Are the base lengths and the areas of the two triangles proportional?

I need "3 dimensional figures that have a volume of 12, and a volume of 80. I need the volume used to figure out the total volume

Item 2 A box contains 20 yellow marbles and 12 marbles to red marbles? Yellow marbles and 12 red marbles. What is the ratio of yellow A. 3:5 B. 3:8 C. 5:3 D. 5:8

Jacqui is selling scented candles as a fundraiser for a school field trip. Each cinnamon candle sells for $3.50 and each chocolate candle sells for $2.50. She raised a total of $94.50 for the trip.

One coastal cholla cactus can house the nest of the cactus wren containing two adults and up to five young. Six cholla cacti are counted in a study area. What is the maximum number of wrens that could nest in the area?