Question

Suppose that following is known about the currency "Ruthenian peso." At the current exchange rate, 45 Ruthenian pesos is equal to 37 dollars. Calculate how many Ruthenian pesos I can get for 25 dollars.

Answer 1

Answer: 30.41 pesos

Explanation:

$37 = 45 Ruthenian pesos

.: $1 ≅ 1.2161 Ruthenian pesos

Using cross multiplication:

.: $25 ≅ 30.4054 Ruthenian pesos

I'd round the answer to two decimal places, so you can get about 30.41 Ruthenian pesos for 25 US dollars :)