Answer:
z=30
Step-by-step explanation:
All you have to do here is multiply 30 by the number of people
so..

Answer:
see the procedure
Step-by-step explanation:
Remember that

To convert feet to inches multiply by 12

To convert minutes to seconds multiply by 60
we have

You would be able to find this out using the calculator
Answer:
3
Step-by-step explanation:
3 because it’s further way from 70-90