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Q:

If l + m + n = 9 and l2+m2+n2 = 31, then the value of lm + mn + nl will be

A) 22 B) 50
C) 25 D) -25
 
Answer & Explanation Answer: C) 25

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Filed Under: Simplification

Q:

If 2pp2-2p+1 = 14, then the value of (p + 1/p) will be

A) 8 B) 10
C) 12 D) None of these
 
Answer & Explanation Answer: B) 10

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Q:

In what time will a 100 metre long train running with a speed of 50 km/hr cross a pillar?

A) 7.0 sec B) 72 sec
C) 7.2 sec D) 70 sec
 
Answer & Explanation Answer: C) 7.2 sec

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Filed Under: Problems on Trains
Exam Prep: Bank Exams

Q:

In a city, 40% of the people are illiterate and 60% are poor. Among the rich, 10% are illiterate. The percentage of the illiterate poor population is

A) 36 B) 60
C) 50 D) 40
 
Answer & Explanation Answer: B) 60

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Filed Under: Percentage
Exam Prep: Bank Exams

Q:

A trader sold a cycle at a loss of 10%. If the selling price had been increased by Rs. 200, there would have been a gain of 6%. The cost price of the cycle is

A) Rs.1200 B) Rs.1205
C) Rs.1250 D) Rs.1275
 
Answer & Explanation Answer: C) Rs.1250

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Filed Under: Percentage
Exam Prep: Bank Exams

Q:

The diameters of two cylinders are in the ratio 3:2 and their volumes are equal. The ratio of their heights is

A) 2:3 B) 3:2
C) 9:4 D) 4:9
 
Answer & Explanation Answer: D) 4:9

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Filed Under: Volume and Surface Area
Exam Prep: Bank Exams

Q:

Which Institution has the final authority to interpret the Constitution of India?

A) Parliament B) Supreme Court of India
C) President D) Attorney General of India
 
Answer & Explanation Answer: B) Supreme Court of India

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Filed Under: Indian Politics

Q:

In bio fortification technique plant breeders use breeding to overcome

A) Loss due to insect pests B) Decrease in food production
C) Deficiencies of micronutrients and vitamins D) Loss due to plant diseases
 
Answer & Explanation Answer: C) Deficiencies of micronutrients and vitamins

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Filed Under: General Science