How can Steve add 48 + 34 by making a ten?

Which expression represents (5 - 71) (3+21) when simplified?

The main tank at an aquarium is a cylinder with a diameter of 203 ft and a height of 4 ft. What is its approximate volume? Use 3.14 for π. a) 129,400 ft3 b) 32,366 ft3 c) 79,830 ft3 d) 236,560 ft3

2 1/2 - 2 1/3 that is the answer

How long would it take an ant to run from Los Angeles to New York City?

Cari is searching online for airline tickets. Two weeks ago, the cost to fly from Boston to Denver was $300. Now the cost is $375. What is the percent increase?

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.