Problema Solution
In Mexico, avocados are 55 pesos per kilogram. What is the cost, in cents, of an avocado that weighs 0.25 lb if the exchange rate is 15.0 pesos to the dollar?
Answer provided by our tutors
first we will find the cost of an avocado that weighs 0.25 lb
1 kg costs 55 pesos thus 1/4 = 0.25 of kg will cost 55/4 pesos
15 pesos = $1
1 pesos = 1/15 dollars multiply both sides by 55/4
55/4 pesos = (55/4)(1/15) dollars = 0.9167 dollars = 91.67 cents.