The second phone costs $150 and $51 per month for unlimited usage. How many months will it take for the second phone to be less expensive than the first phone?

Jason spends 18 hours over three weeks practicing karate. How many hours does he practice in seven weeks?

The area of a parking lot is 805 square meters. A car requires 5 meters and a bus requires 32 square meters of space. There can be at most 80 vehicles parked at one time. If the cost to park a car is $2.00 and a bus is $6.

A^2 - 2a+1:6 : (a^2 - 1) =

Joan loves eating fruits. Joan paid $14.20 for apples, and $7.86 for cherries with two $20 bills. How much change did Joan receive?

Angie andKenny play online video games angie buys 1 software package and 3 months of game play. Kenny buys 1 software package and 4 months of game play. each software package costs $20.

To divide 343 by 9 would you use partial quotients or Doug division algorithm

Write the equation of a line parallel to why equals 4x+5 and passes through (2,-3)

Use the pythagorean theorem to find A 23²=a²+17²

What is the excluded value of a/b-2

A woman is traveling with a wolf, a goose, and a mouse. She must cross a river in a boat that will only hold herself and one other animal. If left to themselves, the wolf will eat the goose and the goose will eat the mouse.