Superman needs to save Lois. After flying for 10 seconds he is 1520 meters from her then at 15 seconds he is 1230 meters from her. What is supermans average rate

Gasoline Costs $3.37 per gallon. mary's father put 9 gallon of gasoline in the tank of his car. how much will the gasoline cost

Chen spent 7 hours at school on Friday he spent 30 minutes at lunch 50 minutes at a school assembly and the rest in class how much time did Chen spend in class

At the end of the "The Chrysanththemum," what does the stranger do that makes Elisa mad

Identify the percent of change as an increase or a decrease. 1/4 to 1/2 Find the percent of change. Round to the nearest tenth of a percent if necessary.

What equals to 2x-18

Assume running consumes 108 calories per mile. If you run 11 - minute mile what is your average power output, in watts, during a 2-hour run?

You find that your watch gain 2 minutes in 6 hours. how will it gain in 3 days?

A car traveled 27.5 miles in 30 minutes how many miles per hour was it travel

In a marketing class of 60 students, the mean and the standard deviation of scores was 70 and 5, respectively. Use Chebyshev's theorem to determine the number of students who scored less than 60 or more than 80.

A store sells a television for $1000. Customers can choose to receive a 10% discount and pay it off with a loan at a simple interest rate of 4%, or they can choose to pay full price and pay it off in 3 years with no interest.