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1.Find the indicated term of the sequence if an = 5 + 2 (n-1) then a₇

 (A) 18 (B) 17 (C) 15

2. (A ∪ B)' =

 (A) (A' ∪ B') (B) (A ∪ B') (C) A' ∩ B'

3.Find the sum of the volumes of 15 cubes,whose sides are 1 cm, 2 cm, 3cm ,........ 15 cm respectively.

 (A) 14400 cm3 (B) 15800 cm3 (C) 74000 cm3

4. It is 9 hours now in a 12 hour clock What was the time 71 hours back?

 (A) 10 hours (B) 6 hours (C) 7 hours

5.A vessel is in the form of a hemispherical bowl mounted by a hollow cylinder. The diameter of sphere is 14 cm and the total height of the vessel is 13 cm.Find the volume.

 (A) 513.12 π cm3 (B) 518.32 π cm3 (C) 522.67 π cm3

6.A conical piece of lead has a radius of 5.25 cm and is 8 cm is height. If it is melted and made into smaller cones 2 cm high and 1.75 cm in diameter,find how many such cones can be made.

 (A) 144 (B) 101 (C) 136

7.Find the value of "a" and "b" if 3x ⁴ + x ³ + 5x + b is exactly divisible by (x+2) and (x-1)

 (A) a = 1 and b = -3 (B) a = -1 and b = 0 (C) a = -7 and b = -2

8.Find the L.C.M of the following polynomials x<sup>3</sup> - x² - 25x - 30 and x³ + 4x² - 5

 (A) x(x3 - x2 - 25x - 30) (B) (x-1)(x3 - x2 - 25x - 30) (C) x2 (x3 - x2 - 25x - 30)

9. A two digit number is such that the product of the digit is 8.When is added to the number,they interchanged their places.Find the required number.

 (A) 13 (B) 18 (C) 24

10.How far is a chord of length 10 cm from the center of a circle of radius 13cm.

 (A) 11 cm (B) 13 cm (C) 12 cm

These are the questions on math prepared in 10th grade worksheet11 based on the curriculum of 10th grade

1. 17

2. A'∩B'

3. 14400 cm ³

4. 10  hours

5. 522.67 π cm³

6. 144

7. a = -7 and b = -2

8. (x-1)(x ³ - x ² - 25x - 30)

9. 24

10.12 cm  