By increasing the radius of a sphere by 50 percent, how much will the area of its surface increase?
(A) 100%
(B) 125 %
(C) 150%
(D) None of these
A rectangular ground 16m long and 10m breadth. It has a gravel path 2.5m wide all around it on the outside. What is the area of the path?
(A) 159 m²
(B) 155 m²
(C) 187 m²
(D) 183 m²
(E) None of the Above
PQRS is a parallelogram, Angle SPQ=60 Degree, QR=40 cm and PQ=10 cm, then find the area of the parallelogram.
(A) 100√3 sq.cm
(B) 200√3 sq.cm
(C) 100 sq.cm
(D) 500 sq.cm
In the given figure, two squares shown in the figure have the arm of 12 cm and 8 cm. then find out the area of shaded part?
(A) 19.2
(B) 18.3
(C) 19.6
(D) 19.8
The area of trapezium is 21 square cm, the distance between the parallel sides is 3 cm and one of the parallel sides is 8.3 cm. What is the length of the other parallel side ?
(A) 12.7 cm
(B) 7.7 cm
(C) 10.7 cm
(D) 5.7 cm
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