Maths Practice Question and Answer
8 Q: If a : b =4 : 5, b: c=20 : 11 and c:d =6 : 7, then value of a : b : c : d will be
2881 15f7ee3523c7d8710e0212336
5f7ee3523c7d8710e0212336- 148 : 60 : 33: 77false
- 296 : 120 : 66 : 77true
- 380 : 100 : 44 : 66false
- 456 : 70 : 66 : 77false
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Answer : 2. "96 : 120 : 66 : 77"
Q: Train Passes by a lamp post at platform in 7 sec. and passes by the platform completely in 28 sec. If the length of the platform is 390 m,then length of train (in meter) is
2871 05d7f264dfb24f90208639eb6
5d7f264dfb24f90208639eb6- 1120false
- 2130true
- 3140false
- 4150false
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Answer : 2. "130"
Q: A tank is fitted with two taps. The first tap can fill the tank completely in 45 minutes and the second tap can empty the full tank in one hour. If both the taps are opened alternately for one minute, then in how many hours the empty tank will be filled completely?
2869 05d984a0e68fda74fcf574195
5d984a0e68fda74fcf574195- 12 hours 55 minutesfalse
- 23 hours 40 minutesfalse
- 34 hours 48 minutesfalse
- 45 hours 53 minutestrue
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Answer : 4. "5 hours 53 minutes"
Q: In the given figure ABCD is a Parallelogram then the find out of the value of x is?
2867 05e58d26edb545f45b2be4c4f
5e58d26edb545f45b2be4c4f- 125false
- 260false
- 375false
- 445true
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Answer : 4. "45"
Q: If P= 22 + 62 + 102 +142 +……..942 and Q=12 + 52 + 92 +……..812, then what is the value of P- Q ?
2865 05f2a790757c6a23ea65d9d91
5f2a790757c6a23ea65d9d91- 124645false
- 231515false
- 329317false
- 426075true
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Answer : 4. "26075"
Q: What approximate value should come in place of the question mark(?) in the following question?
105.003+307.993+ 215.630=?
2865 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: Prakash, Sunil and Anil started a business jointly investing Rs. 11 lakhs, Rs. 16.5 lakhs and Rs 8.25 lakhs respectively. The profit earned by them in the business at the end of three years was Rs. 19.5 lakhs. What will be the 50% of Anil's share in the profit?
2860 05e4d07f9701cfd31ff632dc3
5e4d07f9701cfd31ff632dc3- 1Rs. 4.5 lakhsfalse
- 2Rs. 2.25 lakhstrue
- 3Rs. 2.5 lakhsfalse
- 4Rs. 3.75 lakhsfalse
- 5None of thesefalse
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Answer : 2. "Rs. 2.25 lakhs "
Q: Smallest prime number greater than 200? 2856 05b5cc607e4d2b4197774b519
5b5cc607e4d2b4197774b519- 1201false
- 2205false
- 3211true
- 4203false
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Answer : 3. "211"
Explanation :
Answer: C) 211 Explanation: From the trial and error method of division, 201 is divisible by 3 205 is divisible by 5 203 is divisible by 7 Hence, after eliminating three options, remained is 211 and is divisible by only 1 and itself. Therefore, 211 is the smallest prime number greater than 200.