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). How many shares had an SPV greater than 0.5 on that day?

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?

What would have been the percentage wealth gain for a trader, who bought equal numbers of all bullish shares at opening price and sold them at their day’s high?