Astudent has some $1 and 5$ bills in his wallet. he has a total of 17 bills that are worth $49 how many of each type of bill does he have

The cash price of a television is $580.the hire-purchase price of the television is $865.the hire-purchase price is an initial deposit of n% of the cash price and 6 equal monthly payments of $120.find the value of n.

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?

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)