Answer:
About 16
Step-by-step explanation:
In one minute, Mike will inflate one thirty-fifth of the balloon. In one minute, Mofor will inflate one thirtieth of the balloon.
1/35 = 6/210
1/30 = 7/210
7/210 + 6/210 = 13/210
210/13 = roughly 16
Answer: About 16
