Quantitative Aptitude प्रश्न और उत्तर का अभ्यास करें
8प्र: 3, 12, 5, ? 1531 05b5cc6b9e4d2b4197774d725
5b5cc6b9e4d2b4197774d725- 136false
- 226false
- 330true
- 424false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 3. "30"
व्याख्या :
Answer: C) 30 Explanation: 332 + 3 = 12552 + 5 = 30
प्र: P, Q, R, S, T and U are six consecutive odd numbers and their average is 52. What is the product of P and U ? 2568 05b5cc6b9e4d2b4197774d711
5b5cc6b9e4d2b4197774d711- 12212false
- 22154false
- 32349false
- 42679true
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 4. "2679"
व्याख्या :
Answer: D) 2679 Explanation: Let x, x+2, x+4, x+6, x+8 and x+10 are six consecutive odd numbers. Given that their average is 52 Then, x + x+2 + x+4 + x+6 + x+8 + x+10 = 52×6 6x + 30 = 312 x = 47 So Product = 47 × 57 = 2679
प्र: A seller charges 28% more from a customer as GST on an article. If customer paid Rs. 4544, what is the cost price of the article? 1304 05b5cc6b9e4d2b4197774d70c
5b5cc6b9e4d2b4197774d70c- 1Rs. 3550true
- 2Rs. 2650false
- 3Rs. 3840false
- 4Rs. 2450false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 1. "Rs. 3550"
व्याख्या :
Answer: A) Rs. 3550 Explanation: Let the cost price of the article be 'P' Then from given data, P + 28P100 = 4544=> 128P = 454400=> P = 3550 Hence, the cost price of the article = P = Rs. 3550
प्र: 3 : 12 :: 5 : ? 1296 05b5cc6b9e4d2b4197774d702
5b5cc6b9e4d2b4197774d702- 117false
- 230true
- 326false
- 432false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 2. "30"
व्याख्या :
Answer: B) 30 Explanation: 332 + 3 = 12552 + 5 = 30
प्र: The compound interest on Rs. 8000 for 3 year at 10% p.a. is 1216 05b5cc6b9e4d2b4197774d6df
5b5cc6b9e4d2b4197774d6df- 12648true
- 22145false
- 32587false
- 42784false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 1. "2648"
व्याख्या :
Answer: A) 2648 Explanation: 8000 × 33.1% = 2648
प्र: A girl read 2/5 part of a book in 1st day, 34% in second day and remaining page in next two days. In two days she read equal number of page. If she read 52 pages on last day, then find out how many pages did the book contain? 1438 05b5cc6b9e4d2b4197774d6a3
5b5cc6b9e4d2b4197774d6a3- 1400true
- 2376false
- 3382false
- 4356false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 1. "400"
व्याख्या :
Answer: A) 400 Explanation: 1st day the girl read = 40% 2nd day she read = 34 % Remaining percentage of book = 100% - (40% +34%) = 26% But given last two days she read equal number of pages => Each day she read 26%/2 = 13% Last day she read 52 pages = 13% 13% = 52 1% = 4 => 100% = 400 Total pages in the book is 400.
प्र: In how many ways can letter of the word RAILINGS arrange so that R and S always come together? 1507 05b5cc6b9e4d2b4197774d6a8
5b5cc6b9e4d2b4197774d6a8- 11260false
- 22520false
- 35040true
- 41080false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 3. "5040"
व्याख्या :
Answer: C) 5040 Explanation: The number of ways in which the letters of the word RAILINGS can be arranged such that R & S always come together is Count R & S as only 1 space or letter so that RS or SR can be arranged => 7! x 2! But in the word RAILINGS, I repeated for 2 times => 7! x 2!/2! = 7! ways = 5040 ways.
प्र: LCD of 12 and 18 1415 05b5cc6b8e4d2b4197774d66b
5b5cc6b8e4d2b4197774d66b- 136true
- 242false
- 312false
- 46false
- उत्तर देखेंउत्तर छिपाएं
- Workspace
- SingleChoice
उत्तर : 1. "36"
व्याख्या :
Answer: A) 36 Explanation: LCD is nothing but Lowest or Least Common Denominator Here LCD of 12 and 18 means LCD of two fractions with denominators 12 and 18 respectively. Therefore, LCM of 12 & 18 = 6 x 3 x 2 = 36 How to calculate LCD :: The lowest common denominator or least common denominator (LCD) is the least common multiple (LCM) of the denominators of a set of fractions.