Figure $1$ shows the amount of work distribution, in man-hours, for a software between offshore and onsite activities. Figure $2$ shows the estimated and actual work effort involved in the different offshore activities in the same company during the same period. [Note: Onsite refers to work performed at the customer's premise and offshore refers to work performed at the developer's premise.]
Roughly what percentage of the total work is carried out onsite?
- $40$ percent
- $20$ percent
- $30$ percent
- $50$ percent