Problema Solution

three airports have a total of 215.5 million annual arrivals and departure.the second airport has 12.9 million more arrivals and departures than the third airport. the first airport has 1.6 million more arrivals and departures then the third airport .find the third number from each airport.

Answer provided by our tutors

Solution:

First: x+1.6

Second: x+12.9

Third: x

So

the equation is

x+1.6 +  x+12.9 +x =215.5

x =67

So

First: 68.6 million

Second: 79.9 million

Third: 67 million