Find the sum of the first 206 natural numbers

Ali packs 54 cans into 3 boxes to ship. How many boxes of the same size will Ali need to ship 324 cans?

What is the probability of rolling an odd number on a fair number cube?

Simplify the polynomials by combining like terms 9x - 5x - x

4 1/3 + 3/4 6 / 4/5 - 3 2/3 8 1/4 - 3 5/8 1/3 + 4/9

Sean has 4 cookies. He wants to divide the cookies among his friends so that each friend gets of a cookie. How many friends can he give of a cookie?

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.