CAT (DILR) PYQs

Daily Share Price Variability (SPV) is defined as (Day's high price - Day's low price) /(Average of the opening and closing prices during the day). Which among the shares A, C, D and F had the highest SPV on that day?

List of all the vendors who are among the top three vendors on all six aspects is:

Daily Share Price Variability (SPV) is defined as (Day's high price - Day's low price) /(Average of the opening and closing prices during the day). How many shares had an SPV greater than 0.5 on that day?