A manufacturer fills an order for 4,200 smart phones. The quality inspector selects a random of 60 phones and finds that 4 are defective. How many smart phones in the order are likely to be defective?

two friendsare renting an apartment they pay the landlord first moths rent and last month rent and then half of the rent as a deposit if there total is $1600 what us the rent?

Show the formula for finding the area of a triangle. Then find the area of a right triangle with a base of 19 cm and a height of 6.5 cm.

Using the completing-the-square method, rewrite f (x) = x2 + 4x - 1 in vertex form.

Solve 11x + 2 = 68.

Elija got a job as an office clerk in 2000. At the end of every year, Elija has gotten either a raise, a promotion, or both.

Maggie is rock climbing. After reaching the summit, she descends 14 feet in 2 1/3 minutes. If she continues at this rate, where will Maggie be in relation to the summit after 8 minutes

Sarah walks 3.1 kilometers on Monday and 1.35 kilometers on Tuesday. On Wednesday she walks 2.4 times as far as she walked on the previous two days combined. How far does Sarah walk on Wednesday?

A class is divided into 4 groups. A bag contains pieces of paper that are red, blue, green, and yellow. For every blue - or green-colored piece of paper, there are 2 red - and 2 yellow-colored pieces of paper.

Limit as x approaches pi from the left of cotx. Solve by substituting cos/sin for cot

4. Solve the given system, using the substitution method. y = 4x - 6 8x - 2y = 14 A. (14, 12) B. (12, 14) C. There are an infinite number of solutions. D. There is no solution. 3. Solve the given system, using the substitution method.