Bank Exams प्रश्न और उत्तर का अभ्यास करें

प्र: 74.99% of 1299 + 8.98% of 1899 = ? 1786 0

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    1378
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    1301
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  • 3
    1212
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  • 4
    1197
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उत्तर : 3. "1212"
व्याख्या :

Answer: C) 1212 Explanation: 74.99% of 1299 + 8.98% of 1899 = ?  ? = 75 x 1400100 + 9 x 1800100 ? = 1050 + 162? = 1212.

प्र: Find the next two numbers in the sequence 4, 12, 6, 18, 12, 26, 30, ?, ? 1786 0

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    36 & 90
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  • 2
    90 & 41
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  • 3
    45 & 36
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  • 4
    41 & 36
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उत्तर : 1. "36 & 90"
व्याख्या :

Answer: A) 36 & 90 Explanation: the next 2 number in series we need to divide the series into 2 different series First series : 4 , 6, 12, 30 ?? Second Series : 12,18,26, ?? So we need to see for the pattern for those series in order to find the next two number , we can do this by finding the difference or division , multiplication logic whatever may apply :   Pattern of Series 1 :   6 divide 4 : 1.5 Next number i.e 12 divided by 6=2 Next number i.e 30 divided by 12 =2.5 So series is going in multiples of 1.5, 2, 2.5, 3 , so on So first series will look like 4 , 6, 12, 30, 30x3 =90   Pattern of Series 2 : 12,18,26, ??   Its simple Adding numbers with iterative logic (i.e 6, 8, then followed by 10, 12) Series will be like 12,18,26,36.   For the next two numbers : Series will be like 4, 12, 6, 18, 12, 26, 30, 36, 90

प्र: Manideep purchases 30kg of barley at the rate of 11.50/kg and 20kg at the rate of 14.25/kg. He mixed the two and sold the mixture in the shop. At what price per kg should he sell the mixture to make 30% profit to him ? 1785 0

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    15.84
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  • 2
    14.92
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  • 3
    13.98
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  • 4
    16.38
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उत्तर : 4. "16.38"
व्याख्या :

Answer: D) 16.38 Explanation: Given, Manideep purchases 30kg of barley at the rate of 11.50/kg nad 20kg at the rate of 14.25/kg. Total cost of the mixture of barley = (30 x 11.50) + (20 x 14.25) => Total cost of the mixture = Rs. 630 Total kgs of the mixture = 30 + 20 = 50kg Cost of mixture/kg = 630/50 = 12.6/kg To make 30% of profit => Selling price for manideep = 12.6 + 30% x 12.6 => Selling price for manideep = 12.6 + 3.78 = 16.38/kg.

प्र: A fair coin is tossed 11 times. What is the probability that only the first two tosses will yield heads ? 1785 0

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    (1/2)^11
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  • 2
    (9)(1/2)
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  • 3
    (11C2)(1/2)^9
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  • 4
    (1/2)
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उत्तर : 1. "(1/2)^11"
व्याख्या :

Answer: A) (1/2)^11 Explanation: Probability of occurrence of an event,  P(E) = Number of favorable outcomes/Numeber of possible outcomes = n(E)/n(S) ⇒ Probability of getting head in one coin = ½,  ⇒ Probability of not getting head in one coin = 1- ½ = ½,  Hence,  All the 11 tosses are independent of each other. ∴ Required probability of getting only 2 times heads =122×129=1211

प्र: Sambhu buys rice at Rs. 10/kg and puts a price tag on it so as to earn a profit of 20%. However, his faulty balance shows 1000 gm when it is actually 800 gm. What is his actual gain percentage ? 1785 0

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    50%
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  • 2
    25%
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  • 3
    75%
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  • 4
    60%
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उत्तर : 1. "50%"
व्याख्या :

Answer: A) 50% Explanation: CP of 1000gm = Rs. 10SP of 800gm = Rs. 12SP of 1000gm =12x1000/800 = Rs. 15 Now take 1000gm as reference to calculate profit.Profit=SP-CP=15-10=Rs. 5Profit % = 5x100/10 = 50%

प्र: Atmospheric pressure exerted on earth is due to 1785 0

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    gravitational pull
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    rotation of earth
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  • 3
    revolution of earth
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  • 4
    uneven heating of earth
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उत्तर : 1. "gravitational pull"
व्याख्या :

Answer: A) gravitational pull Explanation: The atmospheric pressure at the surface of the Earth is due to gravitational pull of the earth and is about 14.7 psi.   That means that the weight of a column of air which has a cross section of 1 square inch and which stretches from the surface of the Earth to space is 14.7 pounds.

प्र: A teacher multiplies 987 by a certain number and obtains 556781 as her answer. If in the answer, both 6 and 7 are wrong but the other digits are correct, then the correct answer will be 1784 0

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    553681
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    555181
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  • 3
    556581
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  • 4
    555681
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उत्तर : 4. "555681"
व्याख्या :

Answer: D) 555681 Explanation: Given number is 987 = 3 x 7 x 47. So, required number must be divisible by each one of 3, 7, 47. None of the numbers in 553681 and 555181 are divisible by 3. While 556581 is not divisible by 7.Correct answer is 555681.

प्र: Prithvi spent Rs.89,745 on his college fees, Rs 51,291 on Personality Development Classes, and the remaining 27% of the total amount he had as cash with him. What was the total amount? 1784 0

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    Rs.1,85,400
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  • 2
    Rs.1,89,600
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  • 3
    Rs.1,91,800
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  • 4
    Rs.1,93,200
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उत्तर : 4. "Rs.1,93,200"
व्याख्या :

Answer: D) Rs.1,93,200 Explanation:

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