Whats the circumference if the radius is 24

Julie got 21 of the 23 questions on her math test correct. She got 29 of the 32 questions on her science test correct. On which test did she get a higher score? Can you compare the fractions 21/23 and 29/32 by comparing 29 and 21? Explain.

Question 11 - (3 marks available) I think of a number, double it, and add eleven. I get twenty five. a) Using the statement above, form an equation. Use the letter 'X' for the unknown number. b) Solve the equation.

What percent of 61 is 152.5?

A trailer hold 1469 shingles. How many trailers would you need to hold 4000 shingles? Remember to use units; in this case, trailers.

Kiko is coasting on her bicycle down a hill. After 3 s, her speed is 10 m/s. After 8 s, her speed is 25 m/s. What is her acceleration during this time?

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.