What is the range of the first quarter?

How many credit hours will a student have to take for the two tuition costs to be equal? round the answer to the nearest tenth of an hour.

Astocks price gained 3% in april and 5% in may and then lost 4% in june and 1% in july during which month did the stocks price change the most

What is the slope of any line parallel to the line 8x+9y=3 in the standard (x,y) coordinate plane?