Question

(1) Find the area and perimeter of
(i) Rectangle with length = 12 cm and breadth = 6 cm.
(ii) Square with side = 13cm.
The perimeter of a square field is 112 m. Find,
(i) Its area.
(ii) Cost of leveling the field at Rs.150 per m.
(3) A hall is 6 m long and 4 m wide. How many rectangular tiles each of length 25 cm and breadth
20 cm will be used to cover the floor.
The perimeter of a square field is numerically equal to its area. Find each side of the square.
©. Find the perimeter of the rectangular field whose area = 2600 m2 and breadth = 50 m.
MEAN AND MEDIAN
.1. The number of games won by a cricket team over the last 9 seasons have been:
5,7,3,6,5,9, 8, 7 and 5. Find the mean.
2. Find the value of x if the mean of x, x+2, x+4, x+6 and x+8 is 13.
3. Find the median of
(i) 1.2, 1.9, 2.2, 2.6, 2.9
(ii) 9,6,7,4, 11, 14, 10, 12
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Answer 1

Answer:

i) Area of rectangle = 12×6=72

perimeter =2(12+6)=36