Kalpana and Sudha got 621 and 522 marks, respectively, in the same examination. If Kalpana scored 69% marks, then what is the percentage of marks scored by Sudha?
Which body took suo motu cognisance of the news titled 'Experts are alarmed as 350 turtles was ashore dead till January 15', published on 16 January 2025?
Refer to the following number and symbol series and answer the question that follows. Counting to be done from left to right only.
(Left) 7 & 9 ^ # 1 * 5 ≺ 2 6 ≡ 4 ∆ 3 $ @ 8 (Right)
How many such symbols are there, each of which is immediately preceded by a number and also immediately followed by another number?