The regular price of a refrigerator is $877. At a discount store, the price is $523. How much money can Lena save by buying the refrigerator at the discount store?

What is the perimeter of square abcd? units units 28 units 37 units

Simplify the algebraic expression 8y-2(y+4)

A. the probability that a product is defective is 0.1. what is the probability that there will be 1 or less defective products out of the next 8 produced products b.the expected number of imperfections in the coating nylon for parachutes is 6 per 100 yards. what is the probability of finding 12 or fewer imperfections in 260 yards c.in a lot of 54 products there are 9 defective products. calculate the probability that not more than 1 is defective from a random sample of 17 products.