In the sequence $5, 1, 4, 7, 3, 9, 8, 5, 7, 2, 6, 3, 1, 5, 8, 6, 3, 8, 5, 2, 2, 4, 3, 4, 9, 6$,how many even numbers are there which are immediately preceded by an odd number and immediately followed by an even number?

If the day before yesterday was Thursday,when will Sunday be?

In a row of girls, Rita and Monika occupy the ninth place from the right end and tenth place from the left end, respectively. If they interchange their places, then Rita and Monika occupy the eighteenth place from the left end. How many girls are there in the row?

How many numbers between $9$ and $54$ (inclusive) are exactly divisible by $9$ but not by $3$?

The priest told the devotee,"The temple bell is rung at regular intervals of $45 \, \text{minutes}$. The last bell was rung five minutes ago. The next bell is due to be rung at $7:45 \, \text{a.m.}$" At what time did the priest give this information to the devotee?

Satish remembers that his brother's birthday is after $15^{th}$ but before $18^{th}$ of February,whereas his sister Kajal remembers that her brother's birthday is after $16^{th}$ but before $19^{th}$ of February. On which day in February is Satish's brother's birthday (in $^{th}$)?