Actual transportation fee = ₹ 7283
Actual camp fee = ₹ 1256
After rounding off the above values to the nearest hundreds, we get
Transportation fee = ₹ 7300
(as tens digit 8 is greater than 5)
Camp fee = ₹ 1300
(as tens digit is 5)
Therefore, the estimated amount to be paid by each student
= ₹ 7300 + ₹ 1300
= ₹ 8600