Selected MCQ

Current Question
If the sum of a number and its square is 182, what is the number?
  • A. 15
  • B. 26
  • C. 28
  • D. 13
Correct Answer: D
Explanation:
x² + x − 182 = 0 → x = 13.
Related Question 1
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
Correct Answer: A
Explanation:
Form Equation and solve.
Related Question 2
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
Correct Answer: B
Explanation:
Solve the quadratic Equation.
Related Question 3
If a number is divided by 5, the remainder is 3. What is the remainder when squared?
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Correct Answer: D
Explanation:
3² = 9 → remainder = 4.
Related Question 4
The sum of squares of first 5 natural numbers is ____.
  • A. 50
  • B. 55
  • C. 60
  • D. 65
Correct Answer: B
Explanation:
The formula gives 55.
Related Question 5
The number of diagonals in a square is ____.
  • A. 1
  • B. 2
  • C. 3
  • D. 4
Correct Answer: B
Explanation:
A square has 2 diagonals.