SOLUTION: if someone buy a dozen of cakes. The small cakes cost 1,75$ each and the big ones cost each 3,85 with taxes included. And you paid 31,50$ in total. how many cakes did you bought

Question 1171916: if someone buy a dozen of cakes. The small cakes cost 1,75$ each and the big ones cost each 3,85 with taxes included. And you paid 31,50$ in total. how many cakes did you bought
Answer by ikleyn(52781) (Show Source): You can put this solution on YOUR website!
.


If B is the number of big cakes, then the number of small cakes is (12-B).


You then write the total money equation


    1.75*(12-B) + 3.85*B = 31.50   dollars.


From the equation


    B =  = 5.


ANSWER.  5 big cakes and 12-5 = 7 small cakes.

Solved.

RELATED QUESTIONS
Mylene buys a dozen cakes. the little ones cost $ 1.75 each and the kids $ 3.85 each... (answered by Boreal)

Jessica bought some cakes from a bakery. 1/5 of them were chocolate cakes and the rest... (answered by greenestamps,math_tutor2020,josgarithmetic)

Ailing bought 3 similar big cakes and 4 similar small cakes . The total mass of the 7... (answered by josgarithmetic,MathTherapy)

Baker makes large and small cakes. Large cake requires 2 cups of frosting, while small... (answered by rapaljer)

For $100, I can buy 4 chicken pies and 12 banana cakes, or 5 banana cakes and 10 chicken... (answered by stanbon)

A baker has modeled the monthly operating costs for making wedding cakes by the function (answered by ikleyn)

the cost of cakes with double egg yolks cost 50 cents more than those with only a single... (answered by TimothyLamb)

Cakes cost $8 each and pies cost $6 each. How many combinations of cakes and pies can... (answered by Edwin McCravy)

A teacher must buy 100 treats for exactly $100. Chocolate costs $0.56 each, cupcakes... (answered by ankor@dixie-net.com)