What is the greatest common factor (GCF) of 23 and 21?
- A. 483
- B. 1 ✓
- C. 44
- D. 2
Correct answer
B. 1
Explanation
The GCF of 23 and 21 is 1, the largest number that divides both evenly.
Related MCQs
- What is the slope of a line passing through the points (6, -4) and (7, -5)?
- What is the greatest common factor (GCF) of 34 and 15?
- What is 50% of 320?
- What is the greatest common factor (GCF) of 26 and 74?
- What is the greatest common factor (GCF) of 67 and 15?
- A car travels at 75 miles per hour. How far does it travel in 1 hours?