`A d d4/(-11)\ a n d7/(11)`

Add the rational number: (-8\ )/(11)\ a n d(-4)/(11)

Add the following rational numbers: (i) (-8)/(11)\ a n d(-4)/(11) (ii) 6/(13)\ a n d\ (-9)/(13)

Add the following rational numbers: (-8)/(11)\ a n d(-4)/(11) (ii) 6/(13)\ a n d\ (-9)/(13)

A d d\ 7/9 \ a n d\ 4

Add the rational numbers: (i) -3\ a n d3/5 (ii) (-7)/(27)\ a n d(11)/(18)

Let d(n) denote the number of positive divisors of a positive integer n. Which of the following are correct? 1. d(5) = d(11) 2. d(5).d(11) = d(55) 3.d(5) + d(11) = d(16) Select the correct answer using the code given below :

Add the following rational numbers: (i) (-7)/(27)\ a n d(11)/(18) (ii) (31)/(-4)\ a n d(-5)/8

Add the following rational numbers: (-7)/(27)\ a n d(11)/(18) (ii) (31)/(-4)\ a n d(-5)/8

Compare the following fractions using the symbol >or<: 6/7a n d6/(11) (ii) 3/7a n d\ 5/7 2/3\ a n d\ 8/(12) (iv) 1/5a n d4/(15)

Compare the following fractions by using the symbol > or (i) 7/9\ a n d8/(13) (ii) (11)/9\ a n d5/9