Nat wants to buy a new bike for $240. She has already saved $67. Over the summer, she will earn $100 per month walking dogs. How many months will it take her to earn the rest of the money she needs to buy the bike? Enter the answer in the box.
months

Select the quadratic that has root x = 8 and x = -5

For f(x) = 3x+1 and g(x) = x2 - 6, find (g/f)(x)

Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?