How Big? How Heavy? Test 4

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How Big? How Heavy? Test 4

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Weekly Quiz Competition

Question 1
1 / -0

If the length of each side of a cube is 8 ut., then what would be the length of the thread which is measured fully by 4 cubes lengthwise?

A
16 ut.

B
24 ut.

C
32 ut.

D
40 ut.

Solution
Question 2
1 / -0

If the length of each side of a cube is 10 ut., then what would be the length of the thread which is measured fully by 4 cubes lengthwise?

A
40 ut.

B
50 ut.

C
30 ut.

D
$$None$$

Solution
Question 3
1 / -0

$$250$$ men took a dip in a sacred tank which is $$80m\times 50m$$. What was the rise in the water level if the average displacement of $$1$$ man is $$4{m}^{3}$$.

A
$$25cm$$

B
$$12cm$$

C
$$20cm$$

D
$$15cm$$
Question 4
1 / -0

How many cubed pieces of fudge that are 3 inches on an edge can be packed into a Christmas tin that is 9 inches deep by 12 inches wide by 9 inches high with the lid still being able to be closed?

A
18

B
24

C
32

D
36

E
43

Solution
Question 5
1 / -0

A tank $$10$$metres long and $$4$$ metres wide is filled with water. How many litres of water must be drawn off to make the surface sink by $$1$$ metre? ($$1$$ cubic metre $$= 1000$$ litres)

A
$$30$$ kilolitres

B
$$55$$ kilolitres

C
$$35$$ kilolitres

D
$$40$$ kilolitres

Solution
Question 6
1 / -0

How many cubes each of surface $$24$$ sq.dm can be made out of a metre cube (assuming that there is not wastage in the process)?

A
$$25$$

B
$$125$$

C
$$175$$

D
$$200$$
Question 7
1 / -0

How many bricks $$20cm$$ by $$10cm$$ will be required to pave the floor of a room $$8m$$ long and $$5m$$ wide?

A
$$200$$

B
$$2000$$

C
$$3500$$

D
$$4000$$
Question 8
1 / -0

A cube of 11 cm edge is immersed completely in a rectangular vessel containing water. If the dimensions of base are 15 cm and 12 cm. Find the rise in water level in the vessel:

A
6.85 cm

B
7 cm

C
7.31 cm

D
7.39 cm

Solution
Question 9
1 / -0

A cylindrical can of internal diameter $$24cm$$ contains water. A solid sphere of radius $$6cm$$ is completely immersed in water in the cylinder. The water level increases by

A
$$0.25cm$$

B
$$0.5cm$$

C
$$2cm$$

D
$$3cm$$

Solution
Question 10
1 / -0

How many kilolitres of water can be pushed into an empty reservoir $$10m\times 5m$$ to raise the water level by $$2$$ metres?
($$1$$ kilolitre$$=1$$ cu.m)

A
$$80kl$$

B
$$120kl$$

C
$$50kl$$

D
$$100kl$$

Solution