Comprehension Passage
Directions:The following directions show the bar graph shows the number of wallets, Belts and Kerchiefs sold in four different shops A, B, C, and D.

Find the difference between 3/7 of the sum of the wallets sold in shop C and D and 1/5th of the sum of the number of kerchiefs sold in shop A and B.
1
50
2
80
3
90
4
60
5
70