A compact disc is designed to last an average of 4 years with a standard deviation of 0.9 years. What is the probability that a CD will last less than 3 years?

1.11%

13.35%

86.65%

100%

The Fibonacci sequence was first discovered during a study of rabbits. If newborn rabbits become adults in one month, each pair of adult rabbits produces one pair each month, and no rabbits die, then how many pairs of rabbits would be produced after

What are all numbers that round to 50

Jean bought 4 2 3 yards of fabric. How much is this in feet?

Sue find a cd she likes that normally costs $19.99. if the cd is labeled 75% off, and the sale tax rate is 5.5% (of the sale price), what will be the total cost of the cd?

The sum of two numbers is 36. Three times the smaller plus twice the larger is 87

Are (3x + 1) (x + 2) and 3x2 + 7x + 2 equivalent?

In a cylinder, r=7 and surface area s=210pi. Find the volume of the cylinder.

Carleis cutting pieces of string that are excatly 24 3/8 inches long how many pieces can she cut from a ball of string that has 100 feet

Your friend gives you $50 to gamble at a casino and you win 100,000 jow much did you give them

Find the 39th term of the arithmetic sequence that starts with 4 and has a common difference of 6. A. 232 B. 226 C. 238 D. None of these