For this case we have:
Let x be the variable that belongs to the real numbers. Then, all reals less than 70 can be expressed as:
The tip of the inequality is directed to the real numbers, since they tell us that they are less than 70, for 70 the inequality remains open.
Answer:
60 people have ridden the wheel in 30 minutes
The time is given as:
The number of seats on the wheel is given as:
The number of people on a seat is given as:
Every minute a seat exits the platform.
This means that, 2 people exit the platform every minute
So, the number (n) of people that exit the platform after 30 minutes would be:
This gives
Multiply
Hence, 60 people have ridden the wheel
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