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MCQ Practice

Mathematics MCQs

If 50x = 1000, then x = ____.

• A. 10
• B. 15
• C. 20
• D. 25

Explanation:
x = 1000/50.

The value of √4900 ____.

• A. 60
• B. 65
• C. 70
• D. 75

Explanation:
√4900 = 70.

The value of 70² ____.

• A. 4700
• B. 4800
• C. 4900
• D. 5000

Explanation:
70² = 4900.

If 40x = 800, then x = ____.

• A. 10
• B. 15
• C. 20
• D. 25

Explanation:
x = 800/40.

The value of √3600 ____.

• A. 50
• B. 55
• C. 60
• D. 65

Explanation:
√3600 = 60.

The value of 60² ____.

• A. 3200
• B. 3400
• C. 3600
• D. 3800

Explanation:
60² = 3600.

If 30x = 600, then x = ____.

• A. 10
• B. 15
• C. 20
• D. 25

Explanation:
x = 600/30.

The value of √2500 ____.

• A. 40
• B. 45
• C. 50
• D. 55

Explanation:
√2500 = 50.

The value of 50² ____.

• A. 2000
• B. 2200
• C. 2400
• D. 2500

Explanation:
50² = 2500.

If 25x = 500, then x = ____.

• A. 10
• B. 15
• C. 20
• D. 25

Explanation:
x = 500/25.