A carpenter was told to make a rectangular desk with a top which has dimensions 50cm by 40cm. The carpenter actually made the desk 60cm by 35cm.
Calculate the percentage error in the
Length and breadth (ii) area of the table top
Find the product of the two errors in (ai)
A man bought 5 reams of duplication paper, each of which was supposed to contain 480 sheets. The actual number of sheets in the packets were: 435, 420, 405, 415 and 440.
Calculate, correct to the nearest whole number the average percentage error for the packets of papers.
If the agreed price for a full ream was N35.00 find correct to the nearest naira, the amount by which the buyer was cheated.
Assignment
A sale girl have a change of N1.15 to a customer instead of N1.25 calculate her percentage error.
A boy measures the length and bread of a rectangular lawn as 59.6m and 40.3m respectively instead of 60m and 40m. What is the percentage error in his calculation of the perimeter of the lawn?
