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Let the total work be 60 units (L.C.M of 20, 15 and 10) Efficiency of A = 60/20 = 3 units/day Efficiency of B = 60/15 = 4 units/day Efficiency of C = 60/10 = 6 units/day Amount of work completed by B and C in 3 days = (6 + 4) × 3 = 30 units Time taken by A to complete the remaining work alone = (60 – 30)/3 = 10 days
Select the option that is related to the third term in the same way as the second term is related to the first term and sixth term is related to fifth ...
F : 216 : : I : ?
Find the missing number.
Select the missing number from the given responses.
Study the given pattern carefully and select the number that can replace the question mark [?] in it.
First row: 6, 5, 191
Second row: 9, ...
In the following question, a series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
15 Select the number from among the given options that can replace the question mark (?) in the following series.
24, 48, 51, 204, 209, ?
Find the missing term in the following question: