Answer:
92/69 cannot be simplified
Step-by-step explanation:
9 students
30% ends up being .3%, multiply .3% by 30 students which equals 9.
Answer:
87+87+81+86+89+83+89= 602. Divided by 7 because that’s how many numbers there were is 86 and that is your mean/average.
Step-by-step explanation:
Given that:-
So, we can concert 15 minutes to hours.
So,
60 minutes = 1 hour
1 minute = 1/60
15 minutes =

Okay, now we will apply first for 0.4 hours.





Now, second one:-



Hope it helps :D
Answer:
x=-11.9
Step-by-step explanation: