The length of a rectangle is \(x\) cm. The width of the rectangle is 3 cm less than the length. The perimeter of the rectangle is 40 cm. Set up and solve an equation to work out the length of the rectangle.
1 acre = 4047 square metres. A farmer keeps cows in a field. He is allowed 7 cows per acre. Work out the maximum number of cows he is allowed to put in the field.
Answer
37
35
38
Question 9
Question
How many times bigger is the volume of the large cylinder than the small cylinder?