cbse 10th class Archives - Page 2 of 4

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Deepak BoraNewbie

Asked: July 26, 2020In: CBSE

The marks obtained by 100 students in an examination are given below : Find the mean marks of the students.

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CBSE 10th Class past year question paper Year 2019 SET 1, Code Number 30/2/1 Question number – 20

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Deepak BoraNewbie

Asked: July 26, 2020In: CBSE

A solid is in the form of a cylinder with hemispherical ends. The total height of the solid is 20 cm and the diameter of the cylinder is 7 cm. Find the total volume of the solid. (Use Π = 22/7 )

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CBSE 10th Class past year question paper Year 2019 SET 1, Code number 30/2/1 Question number – 19

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Deepak BoraNewbie

Asked: July 26, 2020In: CBSE

In Figure 5, ABCD is a square with side 2 √2 cm and inscribed in a circle. Find the area of the shaded region. (Use π = 3·14)

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CBSE 10th Class past year question paper Year 2019 SET 1, Code Number- 30/2/1 Question number – 18 (b)

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Deepak BoraNewbie

Asked: July 26, 2020In: CBSE

In Figure 4, a square OABC is inscribed in a quadrant OPBQ. If OA = 15 cm, find the area of the shaded region. (Use π = 3·14)

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CBSE 10th Class past year question paper Year 2019 SET 1, Code Number- 30/2/1 Question number – 18 (a)

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Deepak BoraNewbie

Asked: July 26, 2020In: CBSE

Evaluate : { ( 3 sin 43° ) / ( cos 47° ) }² – { (cos 37° cosec 53°) / ( tan 5° tan 25° tan 45° tan 65° tan 85° )}

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CBSE 10th Class past year question paper Year 2019 SET 1, Code Number- 30/2/1 Question number – 17

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Deepak BoraNewbie

Asked: July 26, 2020In: CBSE

Find the ratio in which the line x – 3y = 0 divides the line segment joining the points (– 2, – 5) and (6, 3). Find the coordinates of the point of intersection.

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CBSE 10th Class past year question paper Year 2019 SET 1, Code Number- 30/2/1 Question number – 16

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Deepak BoraNewbie

Asked: July 26, 2020In: CBSE

Diagonals of a trapezium PQRS intersect each other at the point O, PQ II RS and PQ = 3RS. Find the ratio of the areas of triangles POQ and ROS.

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CBSE 10th Class past year question paper Year 2019 SET 1, Code Number- 30/2/1 Question number – 14 (b)

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Deepak BoraNewbie

Asked: July 26, 2020In: CBSE

Two right triangles ABC and DBC are drawn on the same hypotenuse BC and on the same side of BC. If AC and BD intersect at P, prove that AP × PC = BP × DP.

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CBSE 10th Class past year question paper Year 2019 SET 1, Code Number- 30/2/1 Question number – 14 (a)

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Deepak BoraNewbie

Asked: July 26, 2020In: CBSE

Using Euclid’s Algorithm, find the HCF of 2048 and 960.

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CBSE 10th Class past year question paper Year 2019 SET 1, Code Number- 30/2/1 Question number – 13 (b)

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Deepak BoraNewbie

Asked: July 26, 2020In: CBSE

Prove that 2 + 5 √3 is an irrational number, given that √3 is an irrational number

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CBSE 10th Class past year question paper Year 2019 SET 1, Code Number- 30/2/1 Question number – 13 (a)

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