Teaching EMRS JSA (Junior Secretariat Assistant) Mock Test Series 2023 Quantitative Aptitude Time and Work Work Efficiency
A man alone can paint a house in 9 day and a woman alone can paint the house in 18 days. If 3 men and 3 women worked together. then in how many day they will paint the house?
1
4 days
2
3 days
3
6 days
4
2 days