Number System – Set 2 January 26, 2025 by aasi 0% Report a question What’s wrong with this question? You cannot submit an empty report. Please add some details. 1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950 Number System – Set 2 Dear ! This is Number System – Set 2 Quiz and it contains 50 questions. Keep Learning! 1 / 50 1) 74844 ÷ ? = 54 × 63 16 20 22 18 2 / 50 2) Consider the following statements : 1. If x and y are composite numbers, then x + y is always composite. 2. There does not exist a natural number which is neither prime nor composite. Which of the above statements is/are correct ? 2 only Neither 1 nor 2 Both 1 and 2 1 only 3 / 50 3) n being any odd number greater than 1, n65 – n is always divisible by : None of these 24 16 5 4 / 50 4) If p is a prime number greater than 3, then (p2 – 1) is always divisible by : None of these 6 but not 12 24 12 but not 24 5 / 50 5) The numbers 1, 2, 3, 4, ……, 1000 are multiplied together. The number of zeros at the end (on the right) of the product must be : 239 238 236 249 6 / 50 6) 884697 – 773697 – 102479 = ? 8521 8821 8721 8621 7 / 50 7) In the following sum, ‘?’ stands for which digit : ? + 1? + 2? + ?3 + ?1 = 21? 8 12 4 16 8 / 50 8) Which one of the following numbers is divisible by 3 ? 2345678 4006020 9566003 2876423 9 / 50 9) Given n = 1 + x and x is the product of four consecutive integers. Then which of the following us true ? I. n is an odd integer. II. n is prime. III. n is a perfect square Both I and III are correct Only III is correct Both I and II are correct Only I is correct 10 / 50 10) What is 786 times 964 ? 754164 759276 757704 749844 11 / 50 11) Which of the following is a prime number ? 127 125 126 128 12 / 50 12) Find the multiple of 11 in the following numbers. 112144 869756 447355 978626 13 / 50 13) If B > A, then which expression will have the highest value (given that A and B are positive integers) ab a – b a + b can't say 14 / 50 14) A 3-digit number 4a3 is added to another 3-digit number 984 to give the four-digit number 13b7, which is divisible by 11. Then, (a + b) is : 12 8 14 10 15 / 50 15) 1260 ÷ 14 ÷ 9 = ? 11 9 10 7 16 / 50 16) The numbers 2, 4, 6, 8 ….. 98, 100 are multiplied together. The number of zeros at the end of the product must be : 11 14 13 12 17 / 50 17) What is the remainder when 461 is divided by 51 ? 20 28 None of these 24 18 / 50 18) The number (248 – 1) is exactly divisible by two numbers between 60 and 70. The numbers are : 63 and 65 65 and 67 61 and 65 63 and 67 19 / 50 19) The sum of the perfect square between 120 and 300 is : 1300 1500 1700 1400 20 / 50 20) (71 × 29 + 27 × 15 + 8 × 4) equals : 276 None of these 2496 2456 21 / 50 21) A number divided by 68 gives the quotient 260 and remainder zero. If the same number is divided by 65, the remainder is : 6 3 9 22 / 50 22) When the square of any odd number, greater than 1, is divided by 8, it always leaves remainder : Cannot be determined 1 3 23 / 50 23) A number when divided by 195 leaves a remainder 47. If the same number is divided by 15, the remainder will be : 4 2 6 24 / 50 24) 217 × 217 + 183 × 183 = ? 80567 80234 80578 80345 25 / 50 25) If 6*43 – 46@9 = 1904, which of the following should come in place of * ? 7 9 None of these 5 26 / 50 26) What is the number of prime factors contained in the product 307 × 225 × 3411 ? 51 53 49 56 27 / 50 27) 7 is added to a certain number; the sum is multiplied by 5 ; the product is divided by 9 and 3 is subtracted from the quotient. Thus, if the remainder left is 12, what was the original number ? 50 40 20 30 28 / 50 28) 38649 – 1624 – 4483 = ? 3557 3457 None of these 3465 29 / 50 29) The number of prime numbers between 301 and 320 are : 4 1 3 2 30 / 50 30) 8899 – 6644 – 3322 = ? – 1122 55 60 65 50 31 / 50 31) 76n – 66n, where n is an integer > 0, is divisible by : 127 All the above 13 559 32 / 50 32) The largest natural number, which exactly divides the product of any four consecutive natural numbers, is : 24 22 18 12 33 / 50 33) In a division sum, the remainder was 71. With the same divisor but twice the dividend, the remainder is 43. Which one of the following is the divisor ? 86 89 99 87 34 / 50 34) Consider the following statements for the sequence of numbers given below : 11, 111, 1111, 11111, ….. 1. Each number can be expressed in the form (4m + 3), where m is a natural number. 2. Some numbers are squares. Which of the above statements is/are correct ? 1 only Both 1 and 2 Neither 1 nor 2 2 only 35 / 50 35) What minimum value should be assigned to *, so that 2361*48 is exactly divisible by 9 ? 2 3 4 6 36 / 50 36) The unit’s digit of 132003 is : 7 5 9 11 37 / 50 37) If all the numbers from 501 to 700 are written, what is the total number of times the digit 6 appears ? 139 140 138 141 38 / 50 38) What is 394 times 113 ? 77522 44522 55622 33522 39 / 50 39) 12345679 × 72 is equal to : 888888888 88888888 898989898 999999998 40 / 50 40) If the sum of two numbers is 14 and their difference is 10. Find the product of these two numbers. 22 26 24 28 41 / 50 41) A young girl counted in the following way on the fingers of her left hand. She started calling the thumb 1, the index finger 2, middle finger 3, ring finger 4, little finger 5, then reversed direction, calling the ring finger 6, middle finger 7, index finger 8, thumb 9 and then back to the index finger for 10, middle finger for 11, and so on. She counted upto 1994. She ended on her thumb ring finger middle finger index finger 42 / 50 42) Let x be the product of two numbers 3, 659, 893, 456, 789, 325, 678 and 342, 973, 489, 379, 256. The number of digits in x is : 34 35 36 37 43 / 50 43) (96 + 1) when divided by 8, would leave a remainder of : 1 3 2 44 / 50 44) 414 × ? × 7 = 127512 45 42 43 44 45 / 50 45) The number 89715938* is divisible by 4. The unknown non-zero digit marked as * will be : 6 7 4 5 46 / 50 46) 6 × 66 × 666 = ? 263763 263736 263376 267336 47 / 50 47) 10531 + 4813 – 728 = ? × 87 165 168 164 167 48 / 50 48) (46)2 – (?)2 = 4398 – 3066 26 30 24 28 49 / 50 49) Which one of the following is a prime number ? 273 272 367 373 50 / 50 50) The number of prime factors in the expression 610 × 717 × 1127 is equal to : 84 64 74 94 Your score isThe average score is 0%🎉 Challenge alert! 💡 Share this quiz with your friends and see who scores the highest! 🏆🤩🔥 LinkedIn Facebook Follow Us @ 0% Restart quiz Exit We’d love to hear your thoughts! 📝 Share your valuable review with us. 🙌 🌟 Thank you for your support! Your feedback means the world to us. 🙏💖 Send feedback
