Answer:
The answer is 3.
Step-by-step explanation:
1/7(21)= 3
Answer:
Option B 
Step-by-step explanation:
we have

Answer:
The answer is 30.
The least common denimonataor is 30 since 5 * 6 = 30, and there are no overlapping positive numbers before that.
Step-by-step explanation:
Answer:
10
Step-by-step explanation: