Selected MCQ

Current Question
If 320x = 6400, then x = ____.
  • A. 10
  • B. 15
  • C. 20
  • D. 25
Correct Answer: C
Explanation:
x = 6400/320.
Related Question 1
In an office, 6400 employees and 65% are males. How many females?
  • A. 1040
  • B. 2240
  • C. 3120
  • D. 4160
Correct Answer: B
Explanation:
Females = 35% of 6400 = 2240.
Related Question 2
The value of √6400 ____.
  • A. 70
  • B. 75
  • C. 80
  • D. 85
Correct Answer: C
Explanation:
√6400 = 80.
Related Question 3
∛216400 + √280 + ∛322 = ____.
  • A. 651
  • B. 361
  • C. 100
  • D. 95
Correct Answer: D
Explanation:
Approximate roots.