What is the least common multiple of 84 and 63

Is - 1 5/6 greater than - 1 3/4

Jessica started spending more time on her math homework, and as a result her average grade increased from an 82 to an 88 over a 3-week period.

Which description can be written as the expression 6 b + 5?

You have a handful of quarters, nickels, and dimes that totals 75 cents. Make a table listing all the possible combinations. How many ways,

Eryn and seven of her friends go out to lunch. The bill comes to $143.35. they decide to leave a 15% tip. each person will contribute an equal amount to the total tip. estimate what each person should contribute

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.