Problema Solution

A florist wants to arrange a dozen of flowers consisting of two varieties-carnations and roses. Carnations cost 75 cents each and roses are $1.50 each. How many of each should the florist use in order for the arrangement to cost $12.00?

Answer provided by our tutors

c + r = 12

0.75c + 1.5 = 12

Solvıng for c and r we obtaın r  = 4 and c = 8