Which ratios form a proportion?

3/15, 12/55

8/24, 12/35

5/18, 25/90

4/11, 16/25

What ratio forms a proportion with 9/15?

6/10

16/21

36/50

45/70

Which equation has no solution? 24x + 32 - 2.1x = 20.9x + 30 + x + 2 24x + 32 - 2.1x = 20.9x + 30 + x - 2 24x + 32 - 2x = 20.9x + 30 + x - 2 24x + 32 = 20.9x + 30 NextReset

How much does 9 go into 3

a cookie recipe calls for 10 cups of milk. Magdahas already put in 7.3 cups. How many more cups does she need to put in?

A high school teacher at a small private school assigns trigonometry practice problems to be worked via the net. Students must use a password to access the problems and the time of log-in and log-off are automatically recorded for the teacher.

For y equals 5+8 when x equals 4 what does y equal?

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.