Question

5 7 9
B'12'16
3
Question 11 to 20 carry 4 marks (10x4=40)
11.) Write in scientific notation :-(a) 64000 (b) 3146000
12.) Arrange and subtract:- (a) 8x2 - 9x + 5 from 4x3 - 3x2 + 7x + 11
(b) 4xy - 3xy + 7xy2 - 3 from 27 – 7xy2 + 11xy
13.) Evaluate by using suitable properties:- (a) 37x(-58)+(-58)x(-27) (b) 48x103
14.) Arrange in descending order:-
15.) Express the prime factorisation of the number in exponential form :-(a) 500 (bla
16.) Solve :- (a) ***
17.) Solve the equation and check:- 2* - 18 = -24
18.) An Ordinary die is rolled, what is probability that the number of dots on its upper fa
:- (a) (b) an even number
(b)
19.) Simplify:- (a) (50 + 40 + 392
(33)2x52
20.) A pile of 160 sheets is 6.08cm high. Find in mm the thickness of on sheet.
Question 21 to 24 carry 5 marks (4x5=20)
21.) John is 7years older than his sister, and the sum of their ages is 21 years. Find their
(b)(83)2 - (8) (c)(195)
22.)
(c) 293.4+100
5
92x5
15
(159531_11​

Answer 1

Answer:

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