If 8 adult smartphone users are randomly selected, find the probability that at least 4 of them use their smartphones in meetings or classes.

A rectangular room is 1.7 times as long as it is wide and it's perimeter is 31 meters. find the dimension of the room

In 2003, a gallon of gas cost $1.75. In 2013 a gallon of gas cost $3.25. Write an equation to model this situation.

Draw a box and whiskers plot of the numbers 7,4,7,5,5,3,7,6,7

How do you do volume and surface area for a cube?

On a given dive, a platform diver's body follows a path that can be modeled by the equation d = - 4t^2 + 2t + 6, where d represents the diver's distance above the water after t seconds.

What is the value of the product (3 - 2i) (3 + 2i) A) 5, B) 9+4i, C) 9-4i, D) 13

Harley took out a 1-year loan for $2800 at an electronics store to be paid back with monthly payments at a 16.8% APR, compounded monthly. If the loan offers no payments for the first 3 months, how much will Harley owe when he begins making payments?

Which best describes bias, if any, from the sample surveyed? survey: favorite sports sample: randomly selected fans at a baseball game A. Since the sample is randomly selected, there is unlikely to be any bias. B.

On Monday, Xavier went to recess at 1:30 p. m. . Recess lasted for 20 minutes. • Xavier had math class after recess. It lasted for 55 minutes • Xavier walked home after math class. He took 25 minutes to walk home from school.

Write 2 multiplication problems