How tall would a stack of 100 pennies be in cm

Which ratio is equivalent to 9 : 180?

5^6 * 2 + 3 (3+2) / 63 (41 + 32) ^2 =

What does 2. x246 times x3.35894 equals

Find the fractional side lengths of a rectangle that has a perimeter of 64 5/6 inches.

Find the area of the triangle with vertices (-2,-2), (6,-2), (2,6).

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.