Aptitude Practice Question and Answer
8 Q: In the following question two equations numbered I and II are given. You have to solve both the equations and ____
I.$$ {15\over \sqrt {x}}-{2\over \sqrt {x}}=6\sqrt {x}$$
II.$$ {\sqrt {y}\over 4}-{7\sqrt {y}\over \sqrt {12}}={1\over \sqrt {y}}$$
Give answer
(A) x>y
(B) x≥y
(C) x<y
(D) x≤y
(E) x=y or the relationship cannot be established
2422 05d86027cbd0b79109e782d58
5d86027cbd0b79109e782d58I.$$ {15\over \sqrt {x}}-{2\over \sqrt {x}}=6\sqrt {x}$$
II.$$ {\sqrt {y}\over 4}-{7\sqrt {y}\over \sqrt {12}}={1\over \sqrt {y}}$$
Give answer
(A) x>y
(B) x≥y
(C) x<y
(D) x≤y
(E) x=y or the relationship cannot be established
- 1Atrue
- 2Bfalse
- 3Cfalse
- 4Dfalse
- 5Efalse
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Answer : 1. "A"
Explanation :
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Q:Direction: In the following questions two equations numbered I and II are given. You have to solve both the equations and Give answer
Give answer (A) If x > y
Give answer (B) if x ≥ y
Give answer (C) if x<y
Give answer (D) If x ≤ y
Give answer (E) if x=y or the relationship cannot be established.
I. x2 – 7x+ 12=0
II. y2-12y+32 =0
1998 05da06dab00e22578c9e9e1fb
5da06dab00e22578c9e9e1fbGive answer (B) if x ≥ y
Give answer (C) if x<y
Give answer (D) If x ≤ y
Give answer (E) if x=y or the relationship cannot be established.
II. y2-12y+32 =0
- 1Afalse
- 2Bfalse
- 3Cfalse
- 4Dtrue
- 5Efalse
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Answer : 4. "D"
Q: An aeroplan covers a certain distance at a speed of 240 km/hour in 5 hours. To cover the same distance in $$ 1{2\over3} $$ hours it must travel at a speed of:
2070 05dbab4e312906e36beddec12
5dbab4e312906e36beddec12- 1300 km/ hr.false
- 2360 km/ hr.false
- 3600 km/ hr.false
- 4720 km/ hr.true
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Answer : 4. "720 km/ hr."
Q: What approximate value should come in place of the question mark(?) in the following question?
105.003+307.993+ 215.630=?
2935 05d4aac9111160f205237393c
5d4aac9111160f205237393c105.003+307.993+ 215.630=?
- 1610false
- 2650false
- 3660false
- 4670false
- 5630true
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Answer : 5. "630"
Explanation :
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Q: The average marks of 42 students in an examination, were 64. Later it was found that the marks of three students were misread as 72, 58 and 44 instead of the actual marks 64, 42 and 26 respectively. What are the correct average marks?
1573 05dfa0f0f1d67d356b4b6ac8b
5dfa0f0f1d67d356b4b6ac8b- 160false
- 260false
- 362false
- 463false
- 5None of thesetrue
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Answer : 5. "None of these"
Q: A basket consists of five blue balls, four green balls, two red balls and three yellow balls. Three balls are drawn at random. What is the probability that at least one blue ball is drawn?
1899 05dfa0e3f36644b47cbafbbda
5dfa0e3f36644b47cbafbbda- 1$$ {8\over13}$$false
- 2$$ {9\over13}$$false
- 3$$ {10\over13}$$true
- 4$$ {11\over13}$$false
- 5None of thesefalse
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Answer : 3. "$$ {10\over13}$$"
Q: The cost of levelling a ground in rectangular shape for a proposed garden at 80 paise per square meter is Rs.132 and the cost of fencing the same along its perimeter is Rs.78 at Rs.1.50 per meter. If the garden is extended in rectangular shape with its sides as cubes of the originally proposed garden, what will be the perimeter of the garden after extension?
1549 05dfa0d7336644b47cbafbbcf
5dfa0d7336644b47cbafbbcf- 19412 mtrue
- 25812 mfalse
- 311624 mfalse
- 44706 mfalse
- 5None of thesefalse
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Answer : 1. "9412 m "
Q: An amount of Rs.56,742 is divided between X and Y in the ratio of 19 : 23. What is the difference between thrice the share of X and twice the share of Y?
1943 05df9f71b36644b47cbaf5a26
5df9f71b36644b47cbaf5a26- 1Rs.10,241false
- 2Rs.12,351false
- 3Rs.14,861true
- 4Rs.16,281false
- 5None of thesefalse
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