20. 12. A sum amounts to Rs. 4410 after two years at
5% compound interest per annum. What is the
Principal ?
(A) Rs. 3800 (B) Rs.4100
(C) Rs. 4000 (D) None of these

Val and tony get paid per project. val is paid a project fee of $44 plus $12 per hour. tony is paid a project fee of $35 plus $15 per hour. write an expression to represent how much a company will pay to hire both to work the same number of hours on a project.