Question

Q.1. The volume of a cube is 343cm3. Its total surface area is _______
a) 196 cm2 b) 49 cm2 c) 294 cm2 d) 147 cm2
Q.2. A rectangular tank is 3m long, 2m wide and 5m high. How many litres of water can it hold?
a) 30000 b) 15000 c) 25000 d) 35000
Q.3.If the capacity of a cylindrical tank is 1848 m3 and the diameter of its base is 14m, the depth of the tank is______
a) 8m b) 12m c) 16m d) 18m
Q.4. If each side of the cube is doubled then its volume ______
a) is doubled
b) becomes 4 times c) becomes 6 times d) becomes 8 times
Q.5. If each side of the cube is doubled then its lateral surface area ________

Answer 1

Step-by-step explanation:

Q1. The volume of a cube is 343 cm 3. its total surface area is = a) 196

Q.2 A rectangle tank is 3m long, 2m wide and 5m high. How many litres of water can it hold? = b) 15000

Q.3 if the capacity of a cylindrical tank is 1848m 3 and the diameter of its base is 14m, the depth of the tank is = c)16m

Q.4 if each side of the cube is doubled then its volume d) become 8 times

Q.5 if each side of the cube is doubled then its lateral surface area =

Answer 2

Answer:

Q1 c) 294cm Q2 a) 30000 Q3 b) 12m Q4 d) becomes 8 times Q5 becomes 16 times

Step-by-step explanation: