In a row of $21$ girls, when Anita was shifted by four places towards the right, she became $12^{th}$ from the left end. What was her earlier position from the right end of the row (in $^{th}$)?

The Managing Director entered the conference room $10 \, \text{minutes}$ before $12:30 \, \text{hours}$ for interviewing. He came $20 \, \text{minutes}$ before the chairman who was $30 \, \text{minutes}$ late. At what time was the interview scheduled?

If the third day of a month is Monday,which of the following will be the fifth day from $21^{st}$ of the month?

Three persons $A, B$ and $C$ are standing in a queue. There are $5$ persons between $A$ and $B$ and $8$ persons between $B$ and $C$. If there are $3$ persons ahead of $C$ and $21$ persons behind $A$, what could be the minimum number of persons in the queue?

The train for Lucknow leaves every two and a half hours from New Delhi Railway Station. An announcement was made at the station that the train for Lucknow had left $40 \,minutes$ ago and the next train will leave at $18:00 \,hrs.$ At what time was the announcement made?

In a queue,Vijay is $14^{th}$ from the front and Jack is $17^{th}$ from the end,while Mary is in between Vijay and Jack. If Vijay is ahead of Jack and there are $48$ persons in the queue,how many persons are there between Vijay and Mary?