## SSC CHSL Mathematics Test 30

Instructions

For the following questions answer them individually

Q 1

G and AD are respectively the centroid and median of the triangle ΔABC.The ratio AG:AD is

Q 2

The sum of two numbers is 77 and their ratio is 6 : 5. What is their difference?

Q 3

A and B started from X and Y respectively at the same time in the opposite directions. After meeting, A took 2.7 hours to reach Y and B took 1.2 hours to reach X. If the speed of B is 48 km/h, what is the speed of A(in km/h)?

Q 4

The radius of a hemisphere is 14 cm. What is the cost of painting the outer curved surface of the hemisphere at the rate of ₹45 per cm$$^2$$ ?(Take $$\pi = \frac{22}{7}$$)

Q 5

The length, breadth and height of a room are in the ratio of 4 : 3 : 2. The cost of carpeting the floor at ₹ 10 per square meter is ₹ 480. The height of the room is: