The following tile floor pattern is made of 36 square tiles. A 4 by 9 rectangle is shown containing 36 square tiles. The long dimension is labeled 42.75 inches.

Which is the side length, in inches, of one tile?

A.
1.25

B.
4.25

C.
4.75

D.
10.75

Little’s law firm has just one lawyer. customers arrive randomly at an average rate of 6 per 8 hour workday. service times have a mean of 50 minutes and a standard deviation of 20 minutes. how long does a customer spend at little’s law firm on average?

Ajar contains a mixture of 20 black marbles, 16 red marbles, and 4 white marbles, all the same size. find the probability of drawing a white or red marble on the first draw. 125 12 01 next question ask for turn it in

1) prove that 731^3−631^3 is divisible by 100 2) prove that 99^3−74^3 is divisible by 25