Write an expression to represent: Four less than the quotient of a number x and 5.

Atriangle has sides with lengths of 10 yards, 13 yards, and 18 yards. is it a right triangle?

Interest begins accruing the date of the transaction except for auto loans mortgages credit card cash advances credit card purchases

An office supply company conducted a survey before marketing a new paper shredder designed for home use. in the survey, 80 % of the people who tried the shredder were satisfied with it. because of this high satisfaction rate, the company decided to market the new shredder. assume that 80 % of all people are satisfied with this shredder. during a certain month, 100 customers bought this shredder. find the probability that of these 100 customers, the number who are satisfied is 69 or fewer.