Practice No. System Questions and Answers

• There are five numbers A, B, C, D and E. The ratio between the numbers of B and D is (y+1) : 3 respectively. The number C is 12.5% more than the number E. ...
• Find the average of the cubes of the first 7 natural numbers.
• What will be the remainder when 2727 + 27 is divided by 28?
• "PQR is a three-digit number such that it can be expressed as the sum of its three two-digit components, PQ, QR, and RP, where all of them are natural numb...
• If the numerator of a fraction is increased by 60% and the denominator is decreased by 20%, then the value of the fraction becomes 21/16. Then tell the val...
• The largest three-digit number which gives the same remainder 3 when divided by 4, 9, 6 is:
• Which one of the following numbers is divisible by 11?
• The largest three-digit number which gives the same remainder 3 when divided by 4, 9, 6 is:
• The value of
• Two numbers P and Q are in the respective ratio 7: 9 and their sum is 80. Then, P is equal to:
• If 6 is to 216 as 2 is to:
• If 'N' is the greatest four digit number which when divided by 27, 6, 8 and 9 Leaves in each case the same remainder of 5, then the sum of the digits of 'N...
•   is divisible by which one of the following?...
• A five digit number 2A78B, is divisible by 55. What is the difference between the maximum and minimum possible value of (A+B)?
• The value of
• The value of
• Three natural numbers are such that one-third of the first number is equal to two-fifths of the second, and two-thirds of the second number is equal to one...
• 27 percent of a number exceeds 13 percent of the same number by 56. What is the value of the number?
• When the sum of the squares of two positive integers is given as 1,600, and their product is given as 768. Determine the value of the smaller integer.
• When a number is divided by 17, the remainder remains 6. Find the remainder obtained when the square of the same number is divided by 17.
• 0! +1! +2! +3!........+98! What will be the remainder when divided by 5?
• Find the number of multiplication blocks in 52900.
• 87.5% of the voters in State 'P'  is equivalent to 10/11 of the voters in State 'Q', and 10/11 of the voters in State 'Q' is equal to 93.75% of the voters...
• Which term of the arithmetic progression 88, 90, 92, 94... is 142?
• If the first term of a geometric progression (GP) is 12 and the common ratio is 4, then find the sum of its 4 terms.
• If the first term is 125 and the common ratio is 3/5, then what will be the fourth term of the geometric progression (G.P)?
• If the first term is 125 and the common ratio is 2/5, then what will be the fourth term of the geometric progression (GP)?
• How many terms are there in the geometric progression 4, 20, 100...... 62500?
• How many terms are there in the geometric progression 7, 14, 28, ......, 14336?
• The sum of the first 163 terms of a GP is equal to the sum of the first 161 terms in the same GP. If the 117th term in the same GP is 985, then what will b...
• The sum of the first 123 terms of the geometric progression (GP) is equal to the sum of the first 121 terms of the Ursa geometric progression (GP). When th...
• How many terms are there in the geometric progression 6, 18, 54, 39366?
• Find the geometric mean for the series given below. 31, 93, 279
•  How many numbers up to 800 are divisible by both 3 and 5?
• Which of the following should be replaced with # in the number 12324#84 so that it becomes a multiple of 8?