Question

2
(1)
7. The edges of a triangular board are 6 cm, 8 cm and 10 cm. The cost of painting it at the rate of 9
paise per cm is
(A) Rs 2.00
(B) Rs 2.16
(C) Rs 2.48
(D) Rs 3.00
8. The radii of two cylinders are in the ratio of 2:3 and their heights are in the ratio of 5:3. The ratio of
their volumes is:
(1)
(A) 10:17
(B) 20:27
(C) 17:27
(D) 20:37
9 The total surface area of a cube is 96 cm? The volume of the cube is
:
3
(A) 8 cm
(B) 512 cm
(C) 64 cm
(D) 27 con
10. The class mark of the class 90-120 is :
(1)
(A) 90
(B) 105
(C) 115
(D) 120​

Answer 1

Answer:

same situation here