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Which singer was originally named Eileen Angelina Yeoward?

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Which company started by Europeans in Calcutta in 1818 was the first modern life insurance company established in India?

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If 4 examiners can examine a certain number of answer books in 8 days by working 5 hours a day, for how many hours a day would 2 examiners have to work in order to examine twice the number of answer books in 20 days.

Less examiners, more hours per day (Indirect) More days, less hours per day (Indirect) More answer books, more hours per day (Direct)

Examiners 2:4 Days 20:8 --------- :: 5:x Answer books 1:2

=> x = 4*8*2*5/2*20*1 = 8 hours per day

1

ans 1:4:8:5 = 160 2:2:20:? =320 ? =4 hours

4 examiners, 8 days, 5 hrs= 40 hrs. Let no. of ans books evaluated be 10 each. 2 examiners, 20 days 40 books to be evaluated. since 20 hrs and 20 days its 1 hr per day

answer 20 hours in 8 days by 2 examiners

If A men working A hours a day can do A units of a work in A days, then how many units of work can be completed by B men working B hours per day.

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A machine P can print one lakh books in 8 hours, machine Q can print the same number of books in 10 hours while machine R can print them in 12 hours. All the machines are started at 9 A.M. while machine P is closed at 11 A.M. and the remaining two machines complete work. Approximately at what time will the work (to print one lakh books) be finished ?