Number System – Set 4 January 26, 2025 by aasi Home › Aptitude › Number System Number System Number System – Set 4 📝 Model Practice Set ⚡ Instant Answers & Explanation 🎯 Exam Oriented 0% Report a question What’s wrong with this question? You cannot submit an empty report. Please add some details. 1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950 Number System – Set 4 Dear ! This is Number System – Set 4 Quiz and it contains 50 questions. Keep Learning! 1 / 50 1) The digit in the unit place of the number represented by (795 – 358) is : 6 8 4 10 2 / 50 2) All natural numbers and 0 are called the ….. numbers. rational prime whole integer 3 / 50 3) The number 534677 is divisible by 777. The difference of divisor and remainder is : 672 673 674 676 4 / 50 4) A number when divided by 136, leaves remainder 36. If the same number is divided by 17, the remainder will be – 1 2 4 3 5 / 50 5) Which of the following is a prime number ? 19 21 18 16 6 / 50 6) What number multiplied by 48 will give the same product as 173 multiplied by 240 ? 789 765 845 865 7 / 50 7) If m and n are positive integers, then the digit in the unit’s place of 5n + 6m is always : 7 1 4 9 8 / 50 8) For an integer n, n! = n(n – 1) (n – 2) ….. 3.2.1 Then, 1! + 2! + 3! +…..+ 100!, when divided by 5 leaves remainder 3 2 4 9 / 50 9) The number formed from the last two digits (ones and tens) of the expression 212n – 64n , where n is any positive integer is : 30 00 10 20 10 / 50 10) In a division problem, the divisor is 7 times of quotient and 5 times of remainder. If the dividend is 6 times of remainder, then the quotient is equal to : 5 2 3 1 11 / 50 11) On multiplying a number by 7, all the digits in the product appear as 3’s. The smallest such number is : 47621 47617 47619 47615 12 / 50 12) What decimal of a week is an hour ? 0.0059 0.0056 0.0057 0.0058 13 / 50 13) What should be the maximum value of q in the following equation? 5P9 – 7Q2 + 9R6 = 823 11 7 5 9 14 / 50 14) The smallest prime number, that is the fifth term of an increasing arithmetic sequence in which all the four preceding terms are also prime, is – 29 28 30 27 15 / 50 15) If m and n are positive integers and (m – n) is an even number, then (m2 – n2 ) will always be divisible by : 12 8 4 16 / 50 16) The number of zeros at the end of the product 5 × 10 × 15 × 20 × 25 × 30 × 35 × 40 × 45 × 50 is : 6 8 2 4 17 / 50 17) The number of prime numbers between 0 and 50 is : 15 21 17 19 18 / 50 18) Two positive whole numbers are such that the sum of the first and twice the second number is 8 and their difference is 2. The numbers are : 5,6 7,8 4,2 4,3 19 / 50 19) If a and b are two numbers such that ab = 0, then – A. a = 0 or b = 0 or both a = 0 and b ≠ ≠ 0 b = 0 and a ≠ ≠ 0 a = 0 and b = 0 20 / 50 20) If x – y = 8, then which of the following must be true ? I. Both x and y are positive. II. If x is positive, y must be positive. III. If x is negative, y must be negative. III only II only I and II both I only 21 / 50 21) ? × (|a|×|b|)=− ab“>(|a|×|b|)=− ab None of these -1 -2 -3 22 / 50 22) If a + b + c = 6 and ab + bc + ca = 10, then value of a3 + b3 + c3 – 3abc is : 34 38 36 32 23 / 50 23) A number is divisible by 11 if the difference between the sums of the digit in odd even places respectively is : Zero or a multiple of 7 Zero or a multiple of 11 A multiple of 3 A multiple of 5 24 / 50 24) What is the minimum number of four digits formed by using the digits 2, 4, 0, 7 ? 2047 2048 2045 2046 25 / 50 25) A, B, C and D purchase a gift worth Rs. 60. A pays 12“>1/2 of what others are paying. B pays 13“>1/3 of what others are paying and C pays 14“>1/4 of what others are paying. What is the amount paid by D ? 13 18 20 24 26 / 50 26) The number of zeros at the end of 60! is : 18 14 20 16 27 / 50 27) 8888 + 848 + 88 – ? = 7337 + 737 1750 1755 1740 1735 28 / 50 28) Symbiosis runs a Corporate Training Programme. At the end of running the first programme, its total takings were Rs. 38950. There were more than 45 but less than 100 participants. What was the participant fee for the programme ? Rs. 410 Rs. 415 Rs. 420 Rs. 405 29 / 50 29) In doing a question of division with zero remainder. a candidate took 12 divisor instead of 21. The quotient obtained by him was 35. The correct quotient is : 14 18 20 9 30 / 50 30) The least number which must be added to the greatest number of 4 digits in order that the sum may be exactly divisible by 307 is : 128 130 134 132 31 / 50 31) A number is multiplied by 11 and 11 is added to the product. If the resulting number is divisible by 13, the smallest original number is = ? 10 11 12 14 32 / 50 32) 5566 – 7788 + 9988 = ? + 4444 3311 3322 3300 3333 33 / 50 33) What should come in place of * mark in the following equation ? 1 * 5 $ 4 ÷ 148 = 78 1 4 2 34 / 50 34) If 37 X 3 is a four-digit natural number divisible by 7, then the place marked as X must have the value : 5 7 6 35 / 50 35) 325325 is a six-digit number. It is divisible by : 13 ONLY 7 ONLY 11 ONLY ALL 7, 11 AND 13 36 / 50 36) If you subtract – 1 from + 1, what will be the result ? 4 3 1 2 37 / 50 37) Which of the following numbers are completely divisible by 7 ? I. 195195 II. 181181 III. 120120 IV. 891891 Only II and IV Only I and IV All are divisible Only II and III 38 / 50 38) The least number more than 5000 which is divisible by 73 is – 3037 2037 4037 5037 39 / 50 39) A number is successively divided by 8, 7 and 3 giving residues 3, 4 and 2 respectively and quotient 31. The number is : 6366 5355 4344 7377 40 / 50 40) The number π is : An irrational number A fraction A rational number A recurring decimal 41 / 50 41) 2 – 2 + 2 – 2 + ….. 101 terms = ? 1 2 3 None of these 42 / 50 42) What is 348 times 265 ? 92210 92240 92220 92230 43 / 50 43) 6 × 3 (3 – 1) is equal to : 36 30 34 32 44 / 50 44) The sum of the digits of a 3-digit number is subtracted from the number. The resulting number is always : Not divisible by 6 Divisible by 9 Divisible by 6 Not divisible by 9 45 / 50 45) The solution to the inequality 12x – 66 ⩽“>⩽⩽ 6 is : -6 ⩽ ⩽ x ⩽ ⩽ 6 0 ⩽ ⩽ x ⩽ ⩽ 6 x ⩽ ⩽ 6 -6 ⩽ ⩽ x ⩽ ⩽ 0 46 / 50 46) The smallest number of 5 digits beginning with 3 and ending with 5 will be : 30020 30005 30010 30015 47 / 50 47) When 2256 is divided by 17, the remainder would be : 6 3 1 4 48 / 50 48) If a (0.4)2 , b = 0.04 and c = 25“>2/5, then the correct relationship among the three is : a > c > d c > a > b a > b > c b > a > c 49 / 50 49) If x, y, z and w be the digits of a number beginning from the left, the number is : xyzw x + 10y + 100z + 1000w B. wzyx 103x + 102y + 10z + w 50 / 50 50) If 34“>3/4 of a number is 7 more than 16“>1/6of the number then 53“>5/3 of the number is : 27 28 29 20 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! 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