CAT प्रश्न और उत्तर का अभ्यास करें
8प्र: A sales boy is allowed 412 % discount on the total sales made by him plus a bonus of 14% on the sales over Rs.12,000.If his total earnings were Rs.2400, then his total sales(in Rs.) are ? 1728 05b5cc783e4d2b4197775021e
5b5cc783e4d2b4197775021e- 1Rs.60,145.23false
- 2Rs.54,285.54false
- 3Rs.52,147.85false
- 4Rs.50,589.47true
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उत्तर : 4. "Rs.50,589.47"
व्याख्या :
Answer: D) Rs.50,589.47 Explanation: Let the total earnings be Rs.x Then 412% of x + 14% of (x-12000) =2400 ⇒92×x100+14×x-12000100=2400 => x=50,589.47
प्र: Can you Solve 7 + 7 ÷ 7 + 7 x 7 + 7 - 7 ÷ 7 + 7 x 7 = 1728 05b5cc6b4e4d2b4197774d496
5b5cc6b4e4d2b4197774d496- 1112true
- 256false
- 30false
- 498false
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उत्तर : 1. "112"
व्याख्या :
Answer: A) 112 Explanation: 7 + 7 ÷ 7 + 7 x 7 + 7 - 7 ÷ 7 + 7 x 7= 7 + 1 + 49 + 7 - 1 + 49= 8 + 56 + 48= 56 + 56= 112
प्र: According to new federal data released, the US state whose economy has surpassed that of the UK to become the world’s fifth largest was 1728 05b5cc688e4d2b4197774c313
5b5cc688e4d2b4197774c313- 1Massachusettsfalse
- 2Floridafalse
- 3Hawaiifalse
- 4Californiatrue
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उत्तर : 4. "California"
व्याख्या :
Answer: D) California Explanation: The US state California's economy has surpassed that of the UK to become the world’s fifth largest, according to new federal data released. With a GDP of $2.7 trillion, California is now only behind the US, China, Japan and Germany.
प्र: Can yoy guess the Age of Karthik & Kalyan ? 1727 05b5cc6d2e4d2b4197774e476
5b5cc6d2e4d2b4197774e476- 168 & 44false
- 264 & 48true
- 358 & 54false
- 476 & 36false
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उत्तर : 2. "64 & 48"
व्याख्या :
Answer: B) 64 & 48 Explanation: Given Karthik + Kalyan = 112 Given that when karthik is at the age of kalyan he is twice of Kalyan's age i.e When he was 48 means Kalyan is at 24 => Present age of Kalyan is 48 And that of Karthik is 112 - 48 = 64
प्र: Find the C.I. on Rs. 15,225 for 9 months at 16% per annum compounded quarterly ? 1727 05b5cc6dfe4d2b4197774eafd
5b5cc6dfe4d2b4197774eafd- 1Rs. 1911false
- 2Rs. 1909false
- 3Rs. 1901true
- 4Rs. 1907false
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उत्तर : 3. "Rs. 1901"
व्याख्या :
Answer: C) Rs. 1901 Explanation: P = Rs. 15225, n = 9 months = 3 quarters, R = 16% p.a. per quarter. Amount = 15225x1+41003 = (15225 x 26/25 x 26/25 x 26/25) = Rs. 17126.05 => C.I. = 17126 - 15625 = Rs. 1901.05.
प्र: Out of seven consonants and 4 vowels, how many words of 3 consonants and 2 vowels can be formed ? 1727 05b5cc774e4d2b41977750007
5b5cc774e4d2b41977750007- 125200true
- 225000false
- 325225false
- 424752false
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उत्तर : 1. "25200"
व्याख्या :
Answer: A) 25200 Explanation: Number of ways of selecting (3 consonants out of 7) and (2 vowels out of 4) =( C37×C24 ) = 210. Number of groups, each having 3 consonants and 2 vowels =210 Each group contains 5 letters. Number of ways of arranging 5 letters among themselves = 5! = 120. Required number of words = (210 x 120) = 25200.
प्र: Find the remainder when 629 is divided by 5 ? 1727 05b5cc718e4d2b4197774f4ae
5b5cc718e4d2b4197774f4ae- 10false
- 21true
- 33false
- 45false
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उत्तर : 2. "1"
व्याख्या :
Answer: B) 1 Explanation: All powers of 6 has 6 in units place so answer will definitely be 1.
प्र: Sanjeev ranks seventh from the top and twenty eighth from the bottom in a class. How many students are there in the class? 1726 05b5cc6bbe4d2b4197774d84e
5b5cc6bbe4d2b4197774d84e- 133false
- 236false
- 335false
- 434true
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उत्तर : 4. "34"
व्याख्या :
Answer: D) 34 Explanation: Total number of students in the class = 28 + 6 i.e, from top(7-1) 28 + 6 = 34