Sample Paper C

Q.1: Add the following: 2p2 q2 + 3pq – 18 and 25 – 12pq – 15p2 q2

Q.2: Find the value of : ( 30 + 4(-1) ) x 22

Q.3: In a model of a ship, the mast is 9 cm high, while the mast of the actual ship is 12 m high. If the length of the ship is 28 m, how long is the model ship ?

Q.4: Factorise: 10x2 – 18x3 + 14x4

Q.5: Plot the points (-3, 4) and (3, -4) on a graph sheet.

Q.6: Divide: 63a4 b6 c3 by 9a3 b5 c

Q.7: Subtract 48qp + 23p2 – 15q2 + 11p from 25p2 – 12q2 + 6pq – 36p

Q.8: Find the volume of a cuboid having length = 14p, breadth = 12pq and height = 3q2

Q.9: Find the product of : (2/3)xy and (-4/8) y2

Q.10: Write 152500000 and 0.0002548 in standard form.

Q.11: 6 pipes are required to fill a tank in 1 hour 20 minutes. How long will it take if only 5 pipes of the same type are used ?

Q.12: Factorise:

a) 25m2 + 30m + 9

b) p2 + 6p + 8

Q.13: Multiply: (x – 4) and (2x + 3)

Q.14: Using identity, find the solution of:

a) (4k – 5)2

b) 9832 – 172

c) 194 x 206

d) 501 x 502

Published by Priya Prakash

In the midst of winter, i found there was within me an invincible summer ~ Albert Camus

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