Selected MCQ

Current Question
40% of a number exceeds 20% of 650 by 190. Find the number ____.
  • A. 600
  • B. 700
  • C. 800
  • D. 900
Correct Answer: C
Explanation:
Solve a linear Equation.
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
Three numbers are co-prime. The product of the first two is 551. Find the third.
  • A. 75
  • B. 81
  • C. 85
  • D. 89
Correct Answer: C
Explanation:
Factorization approach.
Related Question 3
Three dice are thrown. Find the number of outcomes where the sum is 10.
  • A. 36
  • B. 81
  • C. 91
  • D. 116
Correct Answer: C
Explanation:
Count valid combinations.
Related Question 4
Three consecutive odd integers have a sum such that the last two exceed the first by 13. Find numbeRs.
  • A. 9,11,13
  • B. 11,13,15
  • C. 13,15,17
  • D. 7,9,11
Correct Answer: D
Explanation:
Solve a linear relation.
Related Question 5
Balls of different colors arranged. Find the number of arrangements.
  • A. 15
  • B. 18
  • C. 24
  • D. 30
Correct Answer: C
Explanation:
Permutations with repetition.