Answer :
Answer:
21
Step-by-step explanation:
2 digit number| 2 and 1 that's 2 digits
factor of 84 21 x 4=84 21 42 63 84
multiple of 7 7 x 3=21
Answer:
21
Step-by-step explanation:
2 digit number| 2 and 1 that's 2 digits
factor of 84 21 x 4=84 21 42 63 84
multiple of 7 7 x 3=21