If 76 is divided into four parts proportional to 7, 5, 3, 4, then the smallest part is:
A. 15
B. 12
C. 16
D. 19
Answer:B
If 76 is divided into four parts proportional to 7, 5, 3, 4, then the smallest part is:
A. 15 B. 12 C. 16 D. 19