Exercise :: Time and Work  Data Sufficiency 2
 Time and Work  Important Formulas
 Time and Work  General Questions
 Time and Work  Data Sufficiency 1
 Time and Work  Data Sufficiency 2
 Time and Work  Data Sufficiency 3
Each of the questions given below consists of a question followed by three statements. You have to study the question and the statements and decide which of the statement(s) is/are necessary to answer the question.
1. 


Answer: Option A Explanation: I. (10 x 6) men can complete the work in 1 day.
So, 10 women can finish the work in 8 days. III. (10 men's work for 3 days) + (10 women's work for 4 days) = 1 (10 x 3) men's 1 day's work + (10 x 4) women's 1 day's work = 1 30 men's 1 day's work + 40 women's 1 day's work = 1 Thus, I and III will give us the answer. And, II and III will give us the answer. Correct answer is (A). 
2. 


Answer: Option E Explanation:
Whole work can be completed by (8 x 8 x 5) workers in 1 day.
II. (20 x 16) workers can finish it in 1 day.
32 workers can finish it in 10 days.
Whole work can be completed by (8 x 5 x 8) workers in 1 day.
Any one of the three gives the answer. Correct answer is (E). 