Can someone please help me with number one. I’ll give the right answer the brainliest.

Suppose your school costs for this term were $4900 and financial aid covered 3/4 of that amount. how much did financial aid cover? and how much do you still have to pay?

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?

The difference of two numbers is 40. find the numbers if 0.3 parts of one number is equal to 37.5% of the other one.