Maths Practice Question and Answer
8 Q: If x = 332, y = 333, z = 335, then the value of x3 + y3 + z3 – 3xyz is
897 064660728650f68f33be6ac57
64660728650f68f33be6ac57- 110000false
- 27000true
- 38000false
- 49000false
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Answer : 2. "7000 "
Q: In △ABC, D and E are points on sides AB and AC, such that DE||BC. If AD=x+3, DB=2x-3, AE=x+1 and EC=2x-2, then the value of x is
897 0648044cce72c4684a1e52f47
648044cce72c4684a1e52f47- 1$$1\over 5$$false
- 2$$4\over 5$$false
- 3$$3\over 5$$true
- 4$$1\over 2$$false
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Answer : 3. "$$3\over 5$$"
Q: Find the exact value of cos 1200.
896 0649e7cc746047484bc7db291
649e7cc746047484bc7db291- 11false
- 20false
- 3-0.5true
- 40.5false
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Answer : 3. "-0.5"
Q: The length of a rectangular garden is 12 metres and its breadth is 5 metres. Find the length of the diagonal of a square garden having the same area as that of the rectangular garden:
895 06332e9b531300b7ce49074d5
6332e9b531300b7ce49074d5- 12√30 mtrue
- 2√13 mfalse
- 313 mfalse
- 48√15 mfalse
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Answer : 1. "2√30 m "
Q: A hemispherical bowl of internal radius 18 cm is full of liquid. This liquid is to be filled in cylindrical bottles each of radius 3 cm and height 6 cm. How many bottles are required to empty the bowl
895 064abe0d19a74b54cff6d66f2
64abe0d19a74b54cff6d66f2- 172true
- 270false
- 368false
- 466false
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Answer : 1. "72"
Q: If (10 a3+4b3):(11a3-15b3)=7:5, then (3a+5b):(9a-2b)=?
895 064be67cb2d3130f5754eb8ca
64be67cb2d3130f5754eb8ca- 110:13true
- 28:7false
- 35:4false
- 43:2false
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Answer : 1. "10:13"
Q:In the given question, two equations numbered l and II are given. Solve both the equations and mark the appropriate answer.
I. x2+ 35x + 306 = 0
II. y2 + 41y + 408 = 0
895 064f1e1ba3be218b6cde4f0bc
64f1e1ba3be218b6cde4f0bc- 1x > yfalse
- 2x < yfalse
- 3x ≥ yfalse
- 4x ≤ yfalse
- 5x = y or relationship between x and y cannot be establishedtrue
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Answer : 5. "x = y or relationship between x and y cannot be established"
Q:Directions: In each of these questions, two equations (i) and (ii) are given, you have to solve both the equations and give answer accordingly.
(i) 2x² + 9x + 9 = 0
(ii) 15y² + 16y + 4 = 0
894 064d5cce8bd50dd8e2e15b3a3
64d5cce8bd50dd8e2e15b3a3(ii) 15y² + 16y + 4 = 0
- 1x > yfalse
- 2x < ytrue
- 3x ≥ yfalse
- 4x ≤ yfalse
- 5x = y or no relation can be established between x & y.false
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