Answer:
im sorry i dont know but this is for a challenge sorry
Step-by-step explanation:
If you divide the original equation by "a", you have your answer.
30/a = (a*60)/a = 60*(a/a)
30/a = 60
Answer:
1.3
Step-by-step explanation:
give brainliest
Answer:
He can add through calculater or by doing addition in his mind
