If in a quadrilateral ABCD in which AB =5cm, BC=4cm, CD=3.5cm ,DA= 2.5cm, and AC=5.5cm.

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

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.

What is the height of a cylinder with a volume of 384x cubic inches and a radius of 8 inches? round to the nearest tenth of an inch