Determine the area of a circle with a radius of 5 inches.

9/18 : 3/6 = Worth 94pts

If a sprinkler waters 1 over 12 of a lawn in 1 over 2 hour, how much time will it take to water the entire lawn?

The value 2,000 is decreased to 100. What is the percent?

The lengths of pregnancies of humans are normally distributed with a mean of 268 days and a standard deviation of 15 days. Find the probability of a pregnancy lasting less than 250 days. A) 0.0066. B) 0.0606. C) 0.1151. D) 0.1591.

Diana invested some money in a bank at a fixed rate of interest compounded annually. The equation below shows the value of her investment after x years: f (x) = 400 (1.

The expression 1/12 divided by {5/12 + 1/4} is equivalent to which of the following values A. 7/12 B. 1/12 C. 1.12 D. 1/18

I need to know what 478 dividend by 27

A card is drawn from a standard deck of 52 playing cards. Find the probability if the card is ... A) an ace or heart B) an even number or a spade C) a red queen or black face card D) a face card or a heart

A random sample of museum visitors were asked whether they will purchase tickets to an upcoming exhibit. The resulting confidence interval for the proportion of visitors who will purchase tickets is (0.1,0.2). What is the margin of error?

Write the quadratic equation whose roots are - 4 and 1, and whose leading coefficient is 4