Aptitude Tests 4 Me

Basic Numeracy/Quantitative Aptitude

1051. The average of 20 numbers is zero. Of them, at the most, how many may be greater than zero?

 (a) 0 (b) 1 (c) 10 (d) 19

1052. he average weight of 8 person's increases by 2.5 kg when a new person comes in place of one of them weighing 65 kg. What might be the weight of the new person?

 (a) 76 kg (b) 76.5 kg (c) 85 kg (d) Data inadequate

1053. The angle of elevation of a ladder leaning against a wall is 60º and the foot of the ladder is 4.6 m away from the wall. The length of the ladder is

 (a) 2.3 m (b) 4.6 m (c) 7.8 m (d) 9.2 m

1054. An observer 1.6 m tall is 20v3 away from a tower. The angle of elevation from his eye to the top of the tower is 30º. The heights of the tower is

 (a) 21.6 m (b) 23.2 m (c) 24.72 m (d) None of these

TOTAL

Detailed Solution

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