Question

спросо исто (п
15. Factors of x? + 10x + 25 are
16. Find the side of a cube whose surface area is 600 cm.
17. Find the square of the number 3.5.
18. What is the sum of all the angles of a pentagon?
19. Simplify and write the answer in the exponential form: (2+2) *2
20. Find the value of the expression 3x (4x – 5) + 3 for x = 3
SECTION - B
21. If the weight of 12 sheets of thick paper is 40 grams, how many sheets of the same paper
weigh 2 kilograms?
2
22. Using identities, evaluate 297 x 303
23. Factorise : d² - 2ab + b2 - c?
24. Using Euier's formula find the unknown.
6
Faces
Vertices.
Edges
25. Find the value of m for which 5m - 5-3 = 125.
26. If two adjacent angles of a parallelogram are (5x – 5)º and (10x +35)°, then find the ratio of
these angles.
SECTION-C
7810
27. The weekly wages (in Rs) of 30 workers in a factory are.
830, 835, 890, 320, 835, 836, 869,845, 898,890, 820, 860, 832, 833,855, 845,
804,808, 812, 840, 885, 835, 835, 836, 878, 840, 863, 890, 806, 840
Using tally marks make a frequency table with intervais as 800-810, 810-820 and so on.
28. Rahul walks 12m north from his house and turns west to walk 35m to reach his friend's house.
While returning, he walks diagonally from his friend's house to reach back to luis house. What
distance did he walk while returning?
Prepared by: M. S. KumarSwamy. TGT(Maths)
Page - 3 -​

Answer 1

Answer:

15. (-5,-5)

21. 600

20. 60

Answer 2

Answer:

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Step-by-step explanation:reerrete