Karlene has $4.75. Which combination of coins is correct?

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me

What is the base of 1/9 to the power of 2

Divide. reduce the answer to lowest terms.5 2/3 ÷ 3 1/9