A. 100%
B. 200%
C. 300%
D. 400%
Related Mcqs:
- There are two circles of different radii. The area of a square is 196 sq.cm, whose side is half the radius of the larger circle. The radius of the smaller circle is three-seventh that of the larger circle. What is the circumference of the smaller circle ?
A. 12 π cm
B. 16 π cm
C. 24 π cm
D. 32 π cm - The diameter of a circle is 105 cm less than the circumference what is the diameter of the circle?
A. 44 cm
B. 46 cm
C. 48 cm
D. 49 cm - The area of a circle is increased by 22Sq.cm when it’s radius is increased by 1cm. The original radius of the circle is_________?
A. 6cm
B. 3.2 cm
C. 3 cm
D. 3.5 cm - The difference between the radi of the smaller circle and the bigger circle is 7cm and the difference between the area of two circles is 1078Sq.cm Radius of the smaller circle is_________?
A. 17.5cm
B. 21cm
C. 28cm
D. None of these - he perimeter of a circle and a square field are equal. What is the diameter of the circle field if the area of the square field is 484 sq.m?
A. 14m
B. 21m
C. 28m
D. None of these - A rectangle has 15 cm as its length and 159 cm2 as its area. Its area is increased to 1 1/3 times the original area by increasing only its length its new perimeter is:_________?
A. 50 cm
B. 60 cm
C. 70 cm
D. 80 cm - If the radius of a circle is increased to 3 times, then how many times will it’s circumference be increased?
A. 2times
B. 3times
C. 1/3 times
D. 9times - If the height of a cone is increased by 100% then its volume is increased by_________?
A. 100%
B. 200%
C. 300%
D. 400% - A circle and a rectangle have the same perimeter. The sides of the rectangle are 18cm and 26cm.What is the area of the circle?
A. 88cm2
B. 154cm2
C. 616cm2
D. 1250cm2 - The area of a circle is 24.64Sq.m. the circumference of circle is________?
A. 14.64cm
B. 16.36m
C. 17.60m
D. 18.40m
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