Gloria Trench checked her gas mileage and found that she had used 16.6 gal of gas to travel 372 mi. At this rate, how many gallons will she use to travel from San Francisco to Washington, D. C., a distance of 2,850?

Dolora spends at least 4 hours per week gardening. She spends more time on routine maintenance such as weeding, pruning, and watering than on harvesting vegetables or flowers. She spends at least 1 hour per week harvesting.

A concession stand sells hamburgers. The revenue from hamburgers is (30x + 45) dollars. The price of a hamburger is $5. Write an expression that represents the number of hamburgers sold.

If she saved $7.29 on her first purchase by using this credit card, what was the total price of the items before the discount?

The ratio of star beads to moon beads in a bracelet is 9:6. What rule can you use to find the number of star Beads if you have 2 moon beads? How many stars do you have?

7 (2x+5) = 4x-9x solve the following equation for a number x. verify that your solution is correct.

The pH of solution A is 2.4 , while the pH of solution B is 9.4. (a) What are their hydrogen-ion concentrations? (b) How many times greater is the hydrogen-ion concentration of solution A than that of solution B?

Which equation has a variable term in the equation - 6 + 2X = 6x - 9

On may 31, the cash account of bottle's r us had a normal balance of $5,000. during may, the account was debited for a total of $12,200 and credited for a total of $11,500. what was the balance in the cash account at the beginning of may?

When ringing up a customer, a cashier needs 8 seconds to process payment as well as 1 second to scan each item being purchased. If it takes 11 seconds to ring up a customer, how many items are being purchased?

In a chemical compound there are 3 parts zinc for every 16 parts copper by mass a piece of the compound contains 320 grams of copper write and solve an equation to determine the amount of zinc in the chemical compound