The 288^th term of the series a, b, b, c, c, c, d, d, d, d, e, e, e, e, e, f, f, f, f, f, f…. is

If log₃2, log₃(2^x – 5), log₃(2^x – 7/2) are in arithmetic progression, then the value of x is equal to

A team of 3 boys and 2 girls is to be selected from five boys – A, B, C, D and E and four girls – P, Q, R, and S, as per the following restrictions.

A can be selected only if Q is selected

Exactly one of C and D must be selected.

B and S cannot be selected together.

Exactly one of E and R must be selected.

If E is selected, then who among the following must be selected?