A student finishes the first half of an exam in the time it takes him to finish the second half. If the entire exam takes him an hour, how many minutes does he spend on the first half of the exam?

Solve the inequality 8x - 10 > 7x + 20. x < - 10 x > - 10 x < 30 x > 30

Sasha wants to buy some dresses over the Internet. Each dress costs $7.15 and has a shipping cost of $9.95 per order. If Sasha wants to spend no more than $60 for her dresses, which inequality shows the maximum number of dresses, p, that she can buy

You found $6.60 on the ground at school, all in nickels, dimes, and quarters. You have twice as many quarters as dimes 42 coins in all. How many of each type of coin do you have?

Kirk's average driving speed is 5 kilometers per hour faster than Thor's. In the same length of time it takes Kirk to drive 525 kilometers, Thor drives only 490 kilometers. What is Kirk's average speed?

In June, you bought 14.5 gallons of gasoline for $3.18 per gallon. The following February, you bought the same amount of gasoline for $1.88 per gallon.

For a standardized psychology examination intended for psychology majors, the historical data show that scores have a mean of 520 and a standard deviation of 180. The grading process of this year's exam has just begun.

What is 425plus 389 minus 125

Felipe rides the bus 9 times a week. He pays $1.75 each time he rides the bus. How much money does Felipe spend to ride the bus each week?

572 to the nearest hundred

What is 1/2m inches in feet as and indicated expression