In a group of 121 employees, the number of employees who are B.Tech. is twice that of the employees who are MBAs. The number of employees who are only MBAs is 30 and the employees who are both B.Tech. and MBAs is 1/3 that of the employees who are only MBAs. Then, how many employees are neither B.Tech. nor MBAs?
1
12
2
10
3
13
4
11
5
14