290 dimes equals how many dollers

If the principal, interest rate, or time in a simple interest problem is doubled, and the other two quanities remain constant, how does the simple interest amount change?

Two lines are perpendicular, and neither line is horizontal. Which of the following is not necessarily true of the lines? A. The slopes of the two lines are opposite reciprocals. B. One line must have a positive slope. C.

Which polynomial is prime? x3 + 3x2 + 2x + 6 x3 + 3x2 - 2x - 6 10x2 - 4x + 3x + 6 10x2 - 10x + 6x - 6

Adam recorded the miles he traveled

Which percent is equivalent to? A. 3.4% B. 32.5% C. 325% D. 340%

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.