A shipment of racquetballs with a mean diameter of 60 mm and a standard deviation of 0.9 mm is normally distributed. By how many standard deviations does a racquetball with a diameter of 58.2 mm differ from the mean?

0.9

1

2

3

What's 1/2 divided by 7/8

220ft and 1700ft the slope

Orlando is renting a tuxedo for the school formal. He has narrowed his choices down by deciding to wear either navy blue or black. Now he must decide on a coat with short or long tail and a solid or striped cummerbund.

David used the measuring cup show to measure milk for a batch of muffins. He needs to make 12 batches of muffins for a fund raiser. He bought one gallon of milk. Does he have enough milk for all 112 batches? Explain your answer.

What are the factors of 55

What is half of 7,204

A bank offers an interest rate of 4% on a savings account. Write 4% as a decimal

A fire drill will begin at a randomly chosen time between 8:30 A. M. and 3:30 P. M. You have a math test planned for 2:05 P. M. to 3:00 P. M. If the fire drill is in the afternoon, what is the probability that it will start during the test?

What is the sum of 2 7/8 plus 6 plus 3 2/5 simplified?

Laura earned $24 and saved $6 of it. What percent did she save?