Two men, Anil and David, and two women, Shabnam and Rekha are in a sales group. Only two speak Tamil.

Let H be the set of people who speak Hindi, and E be the set of people who speak English ∴ n(H ∪ E) = 400, n(H) = 250, n(E) =...

Let F be the set of people in the committee who speak French, and S be the set of people in the committee who speak Spanish ∴ n(F) = 50, n(S) =...

(c) Here, 5 men out of 8 men and 6 women out of 10 women can be chosen in 8C5 × 10C6 ways, i.e., 11760 ways.

(i) Jane Austen: Pride and Prejudice (ii) Charlotte Bronte's: Jane Eyre (i) They encouraged women to look for good marriages and find wealthy or propertied husbands. (ii) They also wrote about women who...

(c) Let a = Speaks one language Let b = Speaks two language Let c = Speaks three language then a + 2b + 3c = 6 +15 +6 a + 4 + 3...

(d) Total number of Hindi, Tamil and Gujrati  speaking people = 15 + 6 + 6 = 27  Two persons of this group can speak 2 languages while one can speak 3...

(d) Number of students who speak only English = (Number of students who speak English – Number of students who speak both Hindi and English) = 21 – 10 = 11 Number...

(c) No. of women = 1/3 (108)=36  ∴ No. of unmarried women = No of women – No of unmarried women = 36 – 9 = 27

(b) Total number of working day = 50 × 50 = 2500 days for men For women it is equal to 4000 days For 1st 10 day means 40 men × 10...

(D) Grandson