"Directions (For next 2 questions): What approximate value should come in place of question mark(?)
Channel: Doubtnut
Date: 2020-04-05

"Directions
 (For next 2 questions): What approximate value should come in place of
 question mark(?) in the following questions? (NOTE: You are not expected to
 calculate the exact value).
`421-:35xx299. 97-:25. 05=?^2`

(a) 22 (b) 24 (c) 28 (d) 12
 (e) 18"