Question

A travel agent calculates the cost of a trip to Paris using this formula c=p (t+30) c is the total cost in pounds p is the number of people t is the total cost of the trip per person use this formula to calculate the total cost if p=2 and t=245

Answer 1

c=p(t+30)

Let’s substitute in our values...

c=2(245+30)

Get the sum of what we have in parentheses...

c=2(275)

And finally

c=550