Please help I’ll mark you as brainliest if correct!

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

Solve the problem. a student earned grades of c, a, b, and a in four different courses. those courses had these corresponding numbers of credit hours: 4, 5, 1, and 5. the grading system assigns quality points to letter grades as follows: a = 4, b = 3, c = 2, d = 1, and f = 0. compute the grade point average (gpa) and round the result to two decimal places. 3.40 3.50 8.75 2.18

Adam used 1072.4 gallons of water over the course of 7 days. how much water did adam use, on average, each day?