πŸ“Š Math
Q. What is the value of 72 ÷ 0.8?
  • (A) 85
  • (B) 88
  • (C) 90
  • (D) 96
πŸ’¬ Discuss
βœ… Correct Answer: (C) 90

Explanation: 72 ÷ 0.8 = 72 × (10/8) = 720/8 = 90.

πŸ“Š Math
Q. What is the missing number in the series: 5, 11, 23, 47, ___?
  • (A) 95
  • (B) 94
  • (C) 97
  • (D) 100
πŸ’¬ Discuss
βœ… Correct Answer: (A) 95

Explanation: Pattern: ×2 +1 → (5×2+1=11), (11×2+1=23), (23×2+1=47), (47×2+1=95).

πŸ“Š Math
Q. Which of the following is equal to 0.375?
  • (A) 1/2
  • (B) 3/5
  • (C) 3/8
  • (D) 5/8
πŸ’¬ Discuss
βœ… Correct Answer: (C) 3/8

Explanation: 3 ÷ 8 = 0.375.

πŸ“Š Math
Q. If x = 9, what is the value of 2x² - 3x?
  • (A) 117
  • (B) 135
  • (C) 153
  • (D) 171
πŸ’¬ Discuss
βœ… Correct Answer: (A) 117

Explanation: 2×9² - 3×9 = 2×81 - 27 = 162 - 27 = 135.

πŸ“Š Math
Q. The HCF of 36 and 84 is:
  • (A) 6
  • (B) 8
  • (C) 12
  • (D) 18
πŸ’¬ Discuss
βœ… Correct Answer: (C) 12

Explanation: HCF of 36 and 84 = 12.

πŸ“Š Math
Q. How long will it take for β‚Ή6000 to yield β‚Ή720 as SI at 6% per annum?
  • (A) 2 years
  • (B) 3 years
  • (C) 4 years
  • (D) 5 years
πŸ’¬ Discuss
βœ… Correct Answer: (A) 2 years

Explanation: (P×R×T)/100 = 720 → (6000×6×T)/100 = 720 → T = 2 years.

πŸ“Š Math
Q. Selling price is β‚Ή1200 and gain is 20%. What is the cost price?
  • (A) β‚Ή900
  • (B) β‚Ή950
  • (C) β‚Ή1000
  • (D) β‚Ή1100
πŸ’¬ Discuss
βœ… Correct Answer: (C) β‚Ή1000

Explanation: Cost price = 1200 / 1.20 = 1000.

πŸ“Š Math
Q. The sum of first 15 natural numbers is:
  • (A) 100
  • (B) 110
  • (C) 120
  • (D) 130
πŸ’¬ Discuss
βœ… Correct Answer: (C) 120

Explanation: n(n+1)/2 = 15×16/2 = 120.

πŸ“Š Math
Q. What is the compound interest on β‚Ή2000 at 10% per annum for 2 years?
  • (A) β‚Ή400
  • (B) β‚Ή410
  • (C) β‚Ή420
  • (D) β‚Ή440
πŸ’¬ Discuss
βœ… Correct Answer: (C) β‚Ή420

Explanation: CI = 2000(1.1² - 1) = 2000(1.21 - 1) = 420.

πŸ“Š Math
Q. A man spends 30% of his income and saves β‚Ή2800. What is his income?
  • (A) β‚Ή3500
  • (B) β‚Ή4000
  • (C) β‚Ή4500
  • (D) β‚Ή5000
πŸ’¬ Discuss
βœ… Correct Answer: (B) β‚Ή4000

Explanation: Saves 70% → 70% = 2800 → Income = 2800 / 0.7 = 4000.

Jump to

Tags: Math mcqs, important mcqs of Math, Math important Math mcqs, mcqs on Math, important mcqs on Math, mcqs of Math