What percent of 225 is 180

10. Mikayla opens a savings account with a principal balance of $3,000. After 5 years, she earns $450 in interest. Using the equation = rt, where = interest, = principal, = rate, and = time. a) Write an equation for r.

CR and DS are perpendiculars dropped from AB to PQ, and AB is perpendicular to CR and DS. If CR = DS, which statement must be true?

Charlotte has invited 75 people to her party. The buffet menu below is for 25 people. Work out how many of the following she will need:

Use parentheses to make this statement true: 8 times 4 - 2 times 3 + 8 divided by 2

What is 439 over 937 in simplest form

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.