2) Verify that (a + b) +C = a + (b ...
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2) Verify that (a + b) +C = a + (b + c) that (a + b) +c = a + (b + c) by taking a = -2, b = -2/3, c= 3/4. e) Find three rational numbers between: (-1/3 ) and (1/2) 4) Verify the property a x b = bx a by taking: a = (-12/7), b = (-21/5). 5) A school collected Rs 2304 ast hool collected Rs 2304 as fees from its students. If each student paid as many paisa as ere were students in the school, how many students were there in the school? The product of two rational numbers is 7/6. If one of the numbers is 1/9, find the other. By what rational number should we divide-32/9 so as to get the number -8/3? 8) Find the additive inverse of each of the following: a) 3/5

11th - 12th Class
Maths
Solution
185
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( x+y>x * 1 / 9=7 / 6 ) ( x=frac{7 times 9 / 19}{8}=2 )
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