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Class - 04

## Bharat Gupta is teaching live on Unacademy Plus

Bharat Gupta
Engineer by degree Mathematician by Heart. Having 22 years of teaching experience. Visit my youtube channel BHARAT GUPTA-RADIX .

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sir aap kaam chalane wala ..work kr rhe h ...ye current k topic k lye apne banaya tha lkin aap ...so plzz if possible then provide current related topic ...
1. IIFT 2018 Quantitative solution Part - 4

2. In the triangle PQR, S is the midpoint of QR. X is any point on PR. T is the point on QR such that PT SX. If the area of triangle PQR is 5.8 sq. cm., then the area of triangle RTX is. a. 2.9 sq.cm b. 3.2 sq.cm. c. 5.8 sq.cm. d. 2.45 sq.cm.

3. In the triangle PQR, S is the midpoint of QR. X is any point on PR. T is the point on QR such that PT | | SX. If the area of triangle PQRis 5.8 sq. cm., then the area of triangle RTX is. a. 2.9 sq.cm b. 3.2 sq.cm. c. 5.8 sq.cm. d. 2.45 sq.cm. 29 / TSR

4. In the given figure, PA QB and PRQ is the arc of the circle, centre of which is O such that angle POQ 900. If AB 25V2 cm and the perpendicular distance of AB from centre O is 30 cm. Find the area of shaded region a. 625V2 sq.cm b.625(|+ )sq.cm. c.750V2 625(+^ sq.cm. 2 4 d. None

5. In the given figure, PA QB and PRQ is the arc of the circle, centre of which is O such that angle POQ 900. If AB 25V2 cm and the perpendicular distance of AB from centre O is 30 cm. Find the area of shaded region a. 625V2 sq.cm 10 3ocw b.625(|+ )sq.cm. c.750V2 625(+^ sq.cm. 2 4 d. None

6. In the given figure, PA QB and PRQ is the arc of the circle, centre of which is O such that angle POQ 90 . If AB = 25V2 cm and the perpendicular distance of AB from Centre O is 30 cm. Find the area of shaded region a. 625V2 sq.cm 2SJ 2 2. S a b. 625(sqcm 2 4 c. 750V2 d. None 625 sq.cm LA

7. A physical therapist of Russian football team knows that the team will play 40% of its matches on artificial turf, this season. Because of his vast experience, he knows that a football player's chances of incurring a knee injury is 50% higher if he is playing on artificial turf instead of grass. If the player's chance of knee injury on artificial turf is 0.42, what is the probability that a football player with knee injury, incurred the injury while playing on grass? a. 0.28 b. 0.336 . d. None of these

8. A physical therapist of Russian football team knows that the team will play 40% of its matches on artificial turf, this season. Because of his vast experience, he knows that a football player's chances of incurring a knee injury is 50% higher if he is playing on artificial turf instead of grass. If the player's chance of knee injury on artificial turf is 0.42, what is the probability that a football player with knee injury, incurred the injury while playing on grass? a. 0.28 b. 0.336 c. 0.5 d. None of these P (A 4 16 8

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