Aptitude Practice Question and Answer
8 Q: Two train 120 meters and 160 meters in length are running towards each other on parallel lines at the speed of 70 kmph and 42 kmph respectively. How long will it take to cross each other after they meet?
1167 0639c90194eaee21296c29afe
639c90194eaee21296c29afe- 17 Secondsfalse
- 28 Secondsfalse
- 39 Secondstrue
- 410 Secondsfalse
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Answer : 3. "9 Seconds"
Q: 8 years ago, the average age of Rahul's family consisting of 6 members was 35 years. One year ago a new baby was born in this family. What will be the average age of the family four years hence?
1167 06433da1ca16c2dfa9cdb030b
6433da1ca16c2dfa9cdb030b- 141 yearstrue
- 237 yearsfalse
- 340 yearsfalse
- 443 yearsfalse
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Answer : 1. "41 years "
Q: How many kilometers will a person riding on a scooty cover in 3 hours 20 minutes at a speed of 5 meters per second?
1167 0632289f83f5a4d2dcff47a1c
632289f83f5a4d2dcff47a1c- 150mfalse
- 260mtrue
- 342mfalse
- 452mfalse
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Answer : 2. "60m"
Q: On selling 17 balls at Rs. 720 there is a loss equal to the cost price of 5 balls. The cost price of a ball is:
1167 05efd39ee7228dd6b06e28838
5efd39ee7228dd6b06e28838- 1Rs. 60true
- 2Rs. 55false
- 3Rs. 45false
- 4Rs. 50false
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Answer : 1. "Rs. 60 "
Q: Two numbers x and y (x>y) such that their sum is equal to three times their difference. Then value of $$3xy\over 2(x^2-y^2$$ will be
1166 05f1e94da1b4d8003eeb15707
5f1e94da1b4d8003eeb15707- 1$$1{1\over 2} $$false
- 2$$1{1\over 3} $$false
- 3$$ {2\over 3}$$false
- 41true
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Answer : 4. " 1"
Q: The lengths of the lengths placed on the sides of a point inside an equilateral triangle are 6 cm, 8 cm and 10 cm. What is the area of the triangle?
1166 05f4df72482369c1d6113e0f2
5f4df72482369c1d6113e0f2- 1$$ {48\ cm^{2}}$$false
- 2$$ {16\sqrt{3}}\ cm^{2}$$false
- 3$$ {192\sqrt{3}}\ cm^{2}$$true
- 4$$ {192 \ cm^{2}}$$false
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Answer : 3. "$$ {192\sqrt{3}}\ cm^{2}$$ "
Q: The curved surface area of a cylindrical pillar is 264 m2 and its volume is 924 m3. Find the ratio of its diameter to its height.
1166 05ffc32b923210f22f330340a
5ffc32b923210f22f330340a- 13 : 7false
- 27 : 3true
- 36 : 7false
- 47 : 6false
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Answer : 2. "7 : 3"
Q: In a class, there are ' z ' students. Out of them ‘x’ are boys. What part of the class is composed of girls?
1166 05ee84aec79b5ea388bec1435
5ee84aec79b5ea388bec1435- 1$$1-{x\over z} $$true
- 2$${x\over z}-1 $$false
- 3$${x\over z} $$false
- 4$${z\over x} $$false
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