Kalyn writes down all of the integers from 1 to 1000 that have 4 as the sum of their digits. If \frac ab (in lowest terms) is the fraction of these numbers that are prime, then a+b is
Answer Choices
A. 5
B. 4
C. 15
D. 26
E. 19
Kalyn writes down all of the integers from 1 to 1000 that have 4 as the sum of their digits. If \frac ab (in lowest terms) is the fraction of these numbers that are prime, then a+b is
Answer Choices
A. 5
B. 4
C. 15
D. 26
E. 19