Which of the following numbers are twin primes? 3, 5          (b)  5, 11    (c)  3, 11      (d)  13, 17

Which of the following numbers are twin primes? (a) 3, 5 (b) 5, 11 (c) 3, 11 (d) 13, 17

Which of the following are not twin-primes? 3, 5 (b) 5, 7 (c) 11, 13 (d) 17, 23

Which of the following are not twin-primes? (a) 3, 5 (b) 5, 7 (c) 11, 13 (d) 17, 23

Which among the following pairs of numbers are twin primes? (a). (9, 11) (b). (13,17), (c). (29,31), (d). (59,61).

Which of the following is a proper fraction? (a) (13)/(17) (b) (17)/(13) (c) (12)/5 (d) 1 3/4

Which of the following is a proper fraction? (13)/(17) (b) (17)/(13) (c) (12)/5 (d) 1 3/4

Which of the following are in descending order of their values? (5)/(9),(7)/(11),(8)/(15),(11)/(17) (b) (5)/(9),(8)/(15),(11)/(17),(7)/(11) (c) (11)/(17),(7)/(11),(5)/(15),(5)/(9)(d)(11)/(17),(7)/(11),(5)/(9),(8)/(15)

Express the following as mixed fractions : (a) (17)/4 (b) (11)/3 (c) (27)/5 (d) 7/3

If S={1,3,5,7,11,13}, then which of the following are the subsets of S ? A={2,4},B={5,7},C={5,11,13},D={1,2,5}

If S={1,3,5,7,11,13}, then which of the following are the subsets of S ? A={2,4},B={5,7},C={5,11,13},D={1,2,5}