A carnival charges $7 to enter the carnival and $3 per ride. How many rides can you go on if you have a $50 bill? Equation:

When i add money am i supposed to make it like this 7+12 or 7.00+12.00 because i got 19 dollars for my answer

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?

Ateacher noticed 5/8 of the students were wearing either blue shorts or white shorts. write two different ways this could be done.