Q4.

Select the set in which the numbers are related in the same way as are the numbers of the following sets.

(NOTE : Operations should be performed on the whole numbers, without breaking down the numbers into its constituent digits. E.g 13 - Operations on 13 such as adding / deleting / multiplying etc. to 13 can be performed. Breaking down 13 into 1 and 3 and then performing mathematical operations on 1 and 3 is NOT allowed)

(3, 4, 24)

(4, 5, 40)

Q5.

The ages of seven students of a tuition class, Prem, Qazi, Rishav, Subham, Tania, Urvashi and Vinita, are as follows:

Prem is the second oldest. Vinita is older than only one person in the class. Subham is older than Tania but younger than Prem. Three students are older than Tania and three are younger than Tania. Neither Rishav nor Qazi is the youngest.

Given that no two students have the same age, who is the youngest?