Sum of two numbers is 528, and HCF is 33. Number of pairs is ____. A. 4 B. 6 C. 8 D. 12 Explanation: Count co-prime factor paiRs.
Sum of two numbers is 25, and the difference is 13. Find product. A. 104 B. 114 C. 315 D. 325 Explanation: Solve simultaneous equations.
Sum of two numbers is 2490. 6.5% of one equals 8.5% of the other. Find numbeRs. A. 989,1501 B. 1011,1479 C. 1401,1089 D. 1411,1079 Explanation: Solve the ratio Equation.
Sum of squares of two consecutive integers exceeds product by 91. Find numbeRs. A. 9,10 B. 10,11 C. 11,12 D. 12,13 Explanation: Form Equation and solve.
The sum of the squares of three consecutive even numbers is 1460. Find numbeRs. A. 18,20,22 B. 20,22,24 C. 22,24,26 D. 24,26,28 Explanation: Solve the quadratic Equation.
Sum of length, breadth, and height of a cuboid is 19 cm, and the diagonal is 5.5 cm. Find surface area. A. 125 cm² B. 236 cm² C. 361 cm² D. None Explanation: Use the identity relation.
Sum of digits of a two-digit number is 12, and the difference is 6. Find the number. A. 93 B. 39 C. 75 D. Either (a) or (b) Explanation: Both 93 and 39 satisfy conditions.
A sum becomes triple in 3 years at compound interest. In how many years will it become 9 times? A. 18 B. 12 C. 9 D. 6 Explanation: Growth is exponential → 6 years.
The sum of four consecutive even numbers is 292. Find the largest number. A. 74 B. 76 C. 70 D. 68 Explanation: Solve an arithmetic progression.
The sum of five numbers is 655. The average of the first two is 85. Find the sum of the last three. A. 180 B. 170 C. 190 D. 175 Explanation: Subtract known sum.