Areas - Data Intensity 1 Multiple Questions and Answers.




21.The number of rounds that a wheel of diameter 7/11 m will make in going 4 km is:_________?
A. 1000
B. 1500
C. 1700
D. 2000

22.A circular wire of radius 42 cm is cut and bent in the form of a rectangle whose sides are in the ration of 6:5 The smaller side if the rectangle is:_________?
A. 30 cm
B. 60 cm
C. 72 cm
D. 132 cm

23.If the diameter of a circle is increased by 100 % its area is increased by:_________?
A. 100%
B. 200%
C. 300%
D. 400%

24.If the radius of a circle be reduced by 50% its area is reduced by:_________?
A. 25%
B. 50%
C. 75%
D. 100%

25.If the circumference of a circle is 352 meters then its area in Sq.m is:________?
A. 9856
B. 8956
C. 6589
D. 5986

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