1. Lya has 1 cent and 5 cent coins totaling 13. If she had one more 5 cent coin, then the number of 5 cent and 1 cent coins would be the same. Therefore, Lya originally had ( ) cents in total.
(A) 33
(B) 35
(C) 37
(D) 39
(E) 41
1. C.
$$
\frac{13+1}{2}(5+1)-5=37
$$