1. The area of a triangle is 48 m^2. If its base is 16 m and its other two sides are equal to each other, then its other sides are
(a) 10 m
(b) 12 m
(c) 14 m
(d) 16 m
2. The area of a trapezium formed by increasing one longer side of a rectangle and joining it with opposite side is 42 cm^2. If the sides of rectangle are 4 cm and 9 cm respectively, then the length is increased by
(a) 3 cm
(b) 4 cm
(c) 5 cm
(d) None of these
3. The perimeter of a face of cube is 20 cm. It’s volume is
(a) 115 cm^3
(b) 120 cm^3
(c) 125 cm^3
(d) 110 cm^3
4. The volume of two spheres are in ratio 27 : 8 the difference of their surface area, if the sum of their radii is 10 cm is
(a) 120 π cm^2
(b) 12.5 π cm^2
(c) 80 π cm^2
(d) 125 π^2 cm^2
5. The radii of two right circular cones are in the ratio 4 : 5 and heights are in the ratio 5 : 6. The ratio of their volume is
(a) 8 : 13
(b) 8 : 17
(c) 8 : 19
(d) 8 : 15
6. If 50 ml, of paint is needed for painting a picture of 50 cm × 20 cm. How much paint is needed to paint a picture of dimensions 100 m × 60 m?
(a) 3000 Ltr
(b) 3000 ml
(c) 300 ml
(d) 300 Ltr
Note : Answers will be updated soon....
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