A spherical balloon is inflated with gas at the rate of 300 cubic centimeters per minute. How fast is the radius of the balloon increasing at the instant the radius is 70 centimeters?

A scientist is investigating the effects of cold on human skin. In one of the scientist? s experiments, the temperature starts at 70? F and drops by 1/10? every 2 minutes. What is the temperature after 6 minutes?

In triangle PQR find the measure of angle P if PQ is 57.6 and QR is 33.8

X + y = 0 3x - 2y = 10 Which of the following ordered pairs (x, y) satisfies the system of equations above? A) (3,-2) B) (2,-2) C) (-2,2) D) (-2,-2)

Why does the base of an exponent have to be greater then 1

Determine whether the following is an example of a sampling error or a non sampling error. A researcher studied brother-sister pairs to see if there is a difference in IQ scores.

On the last history quiz, Kanesha answered 0.75 of the 20 questions correctly. How many questions did Kanesha answer correctly?

When one New Zealand dollar, NZ$0.77, was worth US$0.77, how much was US$1.00 worth in New Zealand dollars?

Select the letter of the correct answer. Suppose a bucket contains 1,898 sunflower seeds. If this bucket contains 26 times more seeds than another bucket, how many sunflower seeds are in the other bucket?

He radius r of a circle is increasing at a rate of 6 centimeters per minute. find the rate of change of the area when r = 35 centimeters. cm2/min

What is the volume of a cylinder, in cubic inches, with a height of 6 inches and a base diameter of 20 inches? Round to the nearest tenths place