Q-paper-1_maths_ch-1_std-8_cbse
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QUESTION PAPER 1 – 2009 Class – VIII (CBSE) Subject - Mathematics (Ch-1, Rational Numbers) Time:
Max. Marks: 20
Date: 3 −6 −8 5 + + + . [2] 7 11 21 22 2) State the associative property for addition of rational numbers and verify with suitable example. 1) Find
[3] 3) Fill in the blanks. −2 0 + = ............. 1) 7 1 2 2) + ............ = 0. 5
[3]
− 3 . 3) ……………..is the reciprocal/multiplicative inverse of 8 7 4) ……………..is the additive inverse of . 3 11 × ............ = 0. 5) 13 1 1 6) ………….. is a rational number between and . 4 2 − 4 3 15 − 14 × × × . 4) Simplify [2] 5 7 16 9 −3 5 . 5) Find five rational numbers between and [2] 2 3 ( − 5) 3 ( − 3) 6) Verify, a × (b – c) = a × b – a × c taking, a = ,b= and c = . [3] 7 5 2 2 −3 1 3 1 2 − × + × . 7) Using appropriate properties find × [3] 5 7 6 2 14 5 5 −7 and y = 8) Taking, x = state with calculations if the following are true or 11 13 false. 1. ( x + y )-1 = x-1 + y -1. [1] 2. x + y = x + y . [1]
SAUMIL S. SHARMA (M) +919879674267 [email protected]
SAUMIL S. SHARMA (M) +919879674267 [email protected]
Max. Marks: 20
Date: 3 −6 −8 5 + + + . [2] 7 11 21 22 2) State the associative property for addition of rational numbers and verify with suitable example. 1) Find
[3] 3) Fill in the blanks. −2 0 + = ............. 1) 7 1 2 2) + ............ = 0. 5
[3]
− 3 . 3) ……………..is the reciprocal/multiplicative inverse of 8 7 4) ……………..is the additive inverse of . 3 11 × ............ = 0. 5) 13 1 1 6) ………….. is a rational number between and . 4 2 − 4 3 15 − 14 × × × . 4) Simplify [2] 5 7 16 9 −3 5 . 5) Find five rational numbers between and [2] 2 3 ( − 5) 3 ( − 3) 6) Verify, a × (b – c) = a × b – a × c taking, a = ,b= and c = . [3] 7 5 2 2 −3 1 3 1 2 − × + × . 7) Using appropriate properties find × [3] 5 7 6 2 14 5 5 −7 and y = 8) Taking, x = state with calculations if the following are true or 11 13 false. 1. ( x + y )-1 = x-1 + y -1. [1] 2. x + y = x + y . [1]
SAUMIL S. SHARMA (M) +919879674267 [email protected]
SAUMIL S. SHARMA (M) +919879674267 [email protected]
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