Answer key sample paper 2023-24 mathematics

Section -A

1. (b)xy2

2. (c) 20

3. (b) 1/2

4. (d) no solution

5. (c) 8 only

6. (c) 5

7. (a) PQR ~CAB

8. (d) RHS

9. (b) 70

10. (b) 3/4

11. (b) 45°

12. (a) (sin)2A

13. (c) π:2

14. (a) 7 cm

15. (d) 1/6

16. (a) 15

17. (a) 3.5

18. (b) 12-18

19. (a) Both assertion(A) and reason (R)are true and reason (R) is correct explanation of the assertion (A)

20. (d) Assertion (A) is false ,but reason (R)is true.

Section -B

21.