Let a = {1, 2, 3, 4, 5} and b = {0, 3, 6}. find

a. a ∪

b.

b. a ∩

b.

c. a -

b.

d. b -

a.

What is equivalent to 14a-9a?

On Monday, it snowed a total of 15 inches. On Tuesday and Wednesday, it snowed and additional 4 1/2 inches and 6 3/4 inches respectively. A weather forecaster says that over the last three days, it snowed over 2 1/2 feet.

Whats is 67.24 as a mixed number

Factor completely. 10xy + 3y + 20ax + 6a

Suzanne needs material for her school project. She buys 4.75 yards of material at $5.37 a yard. What is the total cost of the material? Round to the nearest cent

A plumber has 28 feet of PVC pipe that he wants to cut into sections that are 2 1/3 feet long. How many sections of pipe will the plumber have in all?

15% of the population has 20-20 vision. in a class of 32 students, what is the probability that exactly five people have 20-20 vision?

You bought a sachet water machine from indie inc. the cost of the machine was ¢35,000 ...

Five wholes - four fifth

Write five 7 - digits numbers