Question
Who chairs the newly constituted Payments Regulatory
Board (PRB)?Solution
The newly formed Payments Regulatory Board (PRB), which replaces the earlier BPSS, is chaired by the RBI Governor. The PRB is designed to regulate and supervise payment systems in India. The Governor leads the six-member board, which also includes a Deputy Governor, one RBI official, and three central government nominees.
If (r + s + t) = 12 and (rs + st + tr) = 60, then find the value of (r² + s² + t²).

If √b + (1/√b) = 11, then find the value of b + (1/b).
(15 x 15 x 15 + 8 x 8 x 8)/(15 x 15 -15 x 8 + 8 x 8) = ?
- If n = 5 + √6, then find the value of (n + 1/n)².
If a+1/a =9, then a5+1/a5 is equal to:
If a + b = 56 and (a – b)² = 496, find the value of the product of a and b.

If, 4x2 + y2 + 12x + 6y + 18 = 0, then find the value of (2x + y)/(y + 6x).
A boat covers 540 km upstream and downstream in 't' time. If the speed of the stream is 8 km/h and the speed of the boat is 10 km/h then find the value ...