Question
5 girls can do a piece of work in 9 days, 4 boys can do
the same piece of work in 8 days, 6 men do the same piece of work in 2 days and 4 women can do the same piece of work in 4 days. Who is least efficient?Solution
5 girls can do a piece of work = 9 days 1 girl can do a piece of work = 9 × 5 = 45 days. 4 boys can do a piece of work = 8 days 1 boy can do a piece of work = 4 × 8 = 32 days. 6 men can do a piece of work = 2 days 1 men can do a piece of work = 6 × 2 = 12 days. 4 women can do a piece of work = 4 days 1 woman can do a piece of work = 4 × 4 = 16 days. Hence, girls are least efficient.
Three series (I, II and III) are given below. Each series contain one odd one out (wrong term) . Wrong term in series I, III and II is denoted by 'P', '...
Two number series are given below, and both follow the same pattern. Series I contains a missing term (m + 18). Find the value of the missing term and ...
28         57           172           689          ?              20677
...112    162    199    ?     242    252
...16 9 ? 13.25 22.625 36.3125
...11, 12, 16, 25, ?, 66
94Â Â Â Â Â Â Â Â Â Â 282Â Â Â Â Â Â Â Â 284Â Â Â Â Â Â Â Â 852Â Â Â Â Â Â Â Â 856Â Â Â Â Â Â Â Â 2562
...Direction: Which of the following will replace ‘?’ in the given question?
5, 18, ‘?’, 126, 296, 586, 1044
520Â Â 79Â Â 440Â Â 151Â Â Â 376Â Â Â ?
9999 6666 ? 2962.66 1975.11 1316. 74
...
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