Solve for a:

3/5a = 1/4

Company A charges $107 and allows unlimited mileage. Company B has an initial fee of $65 and charges an additional $0.70 for every mile driven.

A cone has a volume of 90ft3. The diameter of the cone is 6ft. What is the height of the cone? Round your answer to the nearest tenths place. Show all work.

How many liters equal 1258 cm3

Combine the Like Terms z2 + z + 4z3 + 4z2

What does 70 times 500

A newspaper reporter wants to know how popular the hobby of bird watching is in the city. He asked people at the local bird refuge if they watched birds as a hobby. Which of the following best explains whether the reporters data is valid or not?

I am very confused on how to figure out if y = 3/4x is proportional?

Alison wants to buy a mountain bike for $339.12. If she saves $28.26 each month, in how many months will she be able to buy the bike?

At 12 o'clock the temperature was 7°C. The temperature decreased by - 20°C. What is the new temperature?

Ashleys rentals charges $27.50 per hour to rent a surfboard and a wetsuit. Darlas surf shop charges $23.25 per hour to rent a surfboard plus $17 extra for a wetsuit.