If A={A, 15, E, 17,18, B, 20} and B={ X, 22, F, 42, Y, 62,72}, then what is n (A∪B) ?

A movie rental store rented 3 times as many DVDs as videos. DVDs rent for $5 a day and videos rent for $3 a day. If the total rental income for a weekend was $2160, how many DVDs and videos did the store rent

Separate 60 into two parts so that 3 times the smaller added to 6 more than 6 times the smaller = 60.

Monica went to the fair and paid for her lunch as well as tickets to ride several rides. The expression 1.5x + 9 represents her total costs.

Which of the binomials below is a factor of this trinomial? * (squared) - 5x+4

School a has 450 seniors, and 432 of them go to college. School B has 380 seniors, and 361 of them plan to go to college. In which school does a greater percent of students plan to go to college?

If f (x) = 10x-1, the value of f (-2) is?

Simplify the expression. 5√2+√18 a) 8√2 b) 14√2 c) 18√2 d) 6√18

Mandy is asked to find the probability of rolling a 3 on a die and drawing an ace of spades from a deck of cards. This is a compound event. A. True B. False

A pole that is 3.4 m tall casts a shadow that is 1.54 m long. At the same time, a nearby building casts a shadow that is 35.75 m long. How tall is the building? Round your answer to the nearest meter.

A rollercoaster has a 385 foot drop. If you descend at a rate of 40 feet per second, how long will it take you to reach to bottom?