Please Help!! An investment firm invested $2400 into two accounts. $1700 went to an 8% annual rate account. The rest went to a 13% annual rate account. The interest the first year amounted to:

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

Tickets to a science exposition cost $5.75 each for studentd and $7.00 for adults. how many students and adults went if the ticket charge was $42.75

Aramp rises 4 feet over a distance of 10 feet. what is the length of the ramp?