Aruna ranks twelfth in a class of forty-six. What will be her rank from the last?

Rahul ranked ninth from the top and thirty-eighth from the bottom in a class. How many students are there in the class?

Mohan is older than Prabir,Suresh is younger than Prabir. Mihir is older than Suresh but younger than Prabir. Who among the four is the youngest?

Given the series: $7, 8, 9, 7, 6, 5, 3, 4, 2, 8, 9, 7, 2, 4, 5, 9, 2, 9, 7, 6, 4, 7$. Which numbers have equal frequency?

How many $8$s are there in the following number sequence which are preceded by $7$ but not immediately followed by $4$?
$2, 3, 8, 2, 5, 7, 8, 3, 7, 8, 4, 6, 9, 8, 4, 3, 2, 7, 8, 9, 5, 7, 8, 1, 5, 2, 9$

$A$ bus for Delhi leaves every thirty minutes from a bus stand. An enquiry clerk told a passenger that the bus had already left ten minutes ago and the next bus will leave at $9:35 \,a.m.$ At what time did the enquiry clerk give this information to the passenger?