Raj is studying art at the local community college. He wants to take a stained glass art class that will count as 4 credits toward his degree. The college charges d dollars for each credit and a one-time fee of $150.00 for supplies. Raj determines that $540.60 will be the total cost of the class. Write an equation he can use to find d, the amount the college charges per credit.

How much does the college charge per credit?

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

Plz answer asap! i will reward brainliest and 12 points for these three questions!take notice: these three questions are completely different! 1) what is the percentage of sugar in the syrup made of 10 kg of water and 4 kg of suugar? 2) what was the original price if after 10% discount it became $450? 3) at first a price was decreased by 12%, then it was disounted again by an additional 5%. what is the percent of the total discount? , and remeber i will award brainliest and 12 points!

Find y to the nearest hundreds place