Respuesta :
Cafe A offers 2 free bottled waters or juices for every 20 purchased that means:
Cafe A = 2/20 = 1/10
Cafe B offers 3 free bottles of water and juices for 25 purchased that means:
Cafe B = 3/25
If you purchase 50 drinks at cafe A, the amount of free drink will be:
Cafe A free drink = 50 * 1/10 = 5
Cafe A will offer 5 free drinks on the purchase of 50 drink.
Cafe B free drink = 50 * 3/25 = 6
Cafe B will offer 6 free drinks on the purchase of 50 drink.