19500+ Important MCQs for NAVY

1) A and B can together finish a work in 30 days. They worked together for 20 days and then B left. After another 20 days, A finished the remaining work. In how many days A alone can finish the job ?

2) A, B and C can complete a work in 10, 12 and 15 days respectively. They started the work together. But A left the work before 5 days of its completion. B also left the work 2 days after A left. In how many days was the work completed?

3) A and B can do a work in 45 days and 40 days respectively. They began the work together but A left after some time and B completed the remaining work in 23 days. After how many days of the start of the work did A leave ?

4) A and B can do a piece of work in 12 days and 15 days respectively. They began to work together but A left after 4 days. In how many more days would B alone complete the remaining work ?

5) A and B together can complete a work in 12 days. A alone can complete in 20 days. If B does the work only half a day daily, then in how many days A and B together will complete the work ?

6) Sandeep has a brother named Ankur. Sandeep is the son of Kishan. Baljor is Kishan’s father. How is Ankur related to Baljor ?

7) Mathew told his friend Sham, pointing to a photograph, “Her father is the only son of my mother.” The photograph is of whom?

8) Pointing out to a photograph, Swati said, “ he is the uncle of my brother’s sister”. How is the person in photograph related to Swati?

9) Maya said, “My mother is the sister of Ranjeet’s brother”. What is Ranjeet’s relation with Maya ?

10) Pointing towards Rita, Nikhil said.” I am the only son of her mother’s son.” How is Rita related to Nikhil?