Answer:
B
Step-by-step explanation:
The chances of the first student walking to school is 7/30.
Without replacement, there are 29 students left. Hence the chance of the second student walking to school is 6/29 of the original 7/30 chance.

Answer:
Thanks for the points lol
Step-by-step explanation:
Answer:
250 mins
Step-by-step explanation:
since number of taps times time is constant
Yes, yes, yes, yes all of them are yes hope this helps also not a genius so be careful with the answers