A manufacturer sells all its items at Rs. 60 each. The materials cost is Rs. 40 for each item and he has overhead expenses of Rs. 3000 per week in order to operate that plant. What is the number of units he should produce and sell in order to make a profit of Rs. 1000 per week?

Delhi Subordinate Services Selection Board Junior Stenographer, SI Exam Mock Test

It's important to note that practicing previous year's Junior Stenographer, SI exam questions can be a useful way to prepare for the exam and understand the exam pattern and question types. However, relying solely on previous year's questions may not be enough to score well on the actual exam, as the exam content and structure may change every year. It's essential to refer to the official syllabus, study materials, and practice mock tests to prepare effectively for the future DSSSB Junior Stenographer, SI exam.