Maths Practice Question and Answer
8 Q: A person bought 8 quintals of rice for certain rupees. After a week, he sold 3 quintals of rice at 10% profit, 3 quintals of rice with neither profit nor loss and 2 quintals at 5% loss. In this transaction what is the profit?
2934 05ed4b0d7ebc5ce408e26b17a
5ed4b0d7ebc5ce408e26b17a- 13.5false
- 20.5false
- 31.5false
- 42.5true
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Answer : 4. "2.5"
Q: If $$ sin θ ={20 \over 29}$$, then what is the value of sec θ sin θ?
2930 25d931eb2c263b979273f369a
5d931eb2c263b979273f369a- 1$$ {20 \over 21}$$true
- 2$$ {29 \over 20}$$false
- 3$$ {21 \over 20}$$false
- 4$$ {21 \over 29}$$false
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Answer : 1. "$$ {20 \over 21}$$"
Q: What will come in place of question mark(?) in the following number series?
11, 57, 149, 333, 701 (?)
2928 05d85ed8ba08f7a408051fc0d
5d85ed8ba08f7a408051fc0d11, 57, 149, 333, 701 (?)
- 11447false
- 21347false
- 31368false
- 41437true
- 5None of thesefalse
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Answer : 4. "1437"
Q: The average of 21 consecutive natural numbers is 53. What is the value of the smallest of these 21 numbers?
2927 0641310d23218fd8d14971857
641310d23218fd8d14971857- 142false
- 241false
- 343true
- 444false
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Answer : 3. "43"
Q: If the profit on selling an article for Rs. 579 is the same as the loss on selling it for Rs. 337, then find the profit percent if its selling price is Rs. 687.
2927 0605868ee9982dc053f988872
605868ee9982dc053f988872- 1245%false
- 225%false
- 350%true
- 427 ½ %false
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Answer : 3. "50%"
Q: Two trains of 440 metre and 260 metre lengths are running in the same direction and crosses each other in 35 sec. If the speed of slower train is 63 km/hr., then what is the speed of the faster train? 2922 05d15f90f5fdb2c68495d9df4
5d15f90f5fdb2c68495d9df4- 1135 km/hourtrue
- 2125 km/hourfalse
- 3138 km/hourfalse
- 4250 km/hourfalse
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Answer : 1. "135 km/hour"
Q: 0.001 is equivalent to:
2921 05ef4778df2ebd073795c9fd8
5ef4778df2ebd073795c9fd8- 110%false
- 20.1%true
- 31%false
- 40.01%false
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Answer : 2. "0.1%"
Explanation :
Q: Simplify the following equation
55.55 + 155 + 15.55 + 0.5 + 0.05 = ? 2911 15b5cc6eee4d2b4197774eee1
5b5cc6eee4d2b4197774eee1- 18010true
- 28020false
- 38030false
- 48040false
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Answer : 1. "8010"
Explanation :
Answer: A) 8010 Explanation: (2000 + 3)(2000 + 4) - (2000 + 1)(2000 + 2) = ? Since (2000 x 2000) - (2000 x 2000) is equal to zero. ?= (8000 + 6000 + 12) - (4000 + 2000 + 2) => 14012 - 6002 = 8010.