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85.

86.

87.

88.

89.

90.

91.

92.

93.

What is the shape of warning signs ?
A) Circular B) Triangular
C) Square of oblong D) Square

What is the ratio of 4 kg to 800 grams ?
A) 5:1 B) 4:8 C) 8:4 D) 2:4

How many millimetres are there in 12 inch ?

A) 30.48 mm B) 304.8 mm C) 3.048 mm D) 40.48 mm
பட. 20. 15
Divide : 31° 62°
4 3 1 2
22 22 = 25
A) 3 B) 2 C) 23 D) 3

What is the percentage of copper in the casting if the weight of copper is 42.3 kg
and weight of tin is 2.7 kg ?

A) Cu 98% 8) ೦96% ©) ०५ 94% 0) ०५ 92%

What is the length of copper wire, if the copper wire weights 8 kg, density of
copper is 8.9 g/cm® and cross-sectional area is 0.636 cm? ?

A) 1400.10 cm B) 1300.10 cm
C) 1313.33 cm D) 1413.33 cm

Two turners need three days to produce 20 pieces. How long does it takes for
6 turners to produce 30 such pieces ?

A) 2 days B) 2.5 days C) 1.5 days D) 2.25 days

A cylindrical tank 2 m diameter x 3.5 m deep is filled with petrol. Find the weight of
petrol in tonnes, assume density of petrol is 720 kg/m.

A) 7900.8 Tonnes B) 7912.8 Tonnes
C) 7952.8 Tonnes D) 7940.8 Tonnes

The lower limit of a dimension, stated as 23H7 in a drawing is
A) 23.70 B) 22.70 C) 23.00 D) 22.30

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