CBSE Class 10 | MATHS STANDARD | 30-5-2| Paper Solution | Answer Key| Part 3 скачать в хорошем качестве

CBSE Class 10 | MATHS STANDARD | 30-5-2| Paper Solution | Answer Key| Part 3

CBSE Class 10 | MATHS STANDARD | Paper Solution | Answer Key | ALL SETS | Board 2026 In this session, Ill solve all sets with step-by-step explanations and discuss the accurate answer key as per the latest CBSE pattern. If you appeared for the exam, this will help you analyse your performance and calculate your expected score. 11. f sum and product of zeroes of a polynomial are (–3) and (–2) respectively, then a polynomial is: (A) x^2 - 3x - 2 (B) -x^2 - 3x + 2 (C) -x^2 + 3x - 2 (D) x^2 + 3x + 2 ⸻ 12. Meena calculates that the probability of her winning the first prize in a lottery is 0.08. If total 800 tickets were sold, the number of tickets bought by her is: (A) 64 (B) 640 (C) 100 (D) 10 ⸻ 13. A conical cavity of maximum volume is carved out from a wooden solid hemisphere of radius 10 cm. Curved surface area of the cavity carved out is (use \pi = 3.14): (A) 314\sqrt{2} cm² (B) 314 cm² (C) \frac{3140}{3} cm² (D) 3140\sqrt{2} cm² ⸻ 14. While calculating mean of a grouped frequency distribution, step deviation method was used\left( \frac{x-a}{h} = u \right) It was found that \bar{x} = 64, h = 5 and a = 62.5. The value of \bar{u} is: (A) 0.5 (B) 1.5 (C) 0.3 (D) 7.5 15. he area of a sector of a circle of radius 10 cm is \frac{55}{3} cm². The value of central angle is: (A) \frac{21^\circ}{2} (B) 42° (C) 105° (D) 21° ⸻ 16. A camping tent in hemispherical shape of radius 1.4 m, has a door opening of area 0.50 m². Outer surface area of the tent is: (A) 11.78 m² (B) 12.32 m² (C) 11.82 m² (D) 12.86 m² 17. Which of the following can not be the probability of an event? (A) {39}/{100} (B) {0.001}/{20} (C) {10}/{0.2} (D) 10% For Part 1:   • CBSE Class 10 | MATHS STANDARD | 30-5-2| P...   For Part 2:    • CBSE Class 10 | MATHS STANDARD | 30-5-2| P...