Question
14 Indians and 8 Chinese finish a job in 8 days. 14
Japanese and 6 Chinese finish the same job in 14 days. Given that the efficiency of each person of a particular nationality is same but different from others. One Indian, one Chinese and one Japanese will complete the work in?Solution
One day work of 14 Indians and 8 Chinese = 1/8 One day work of 14 Japnese and 6 Chinese = 1/14 Therefore, one day’s work of 14 Indian, 14 Chinese and 14 Japanese = 1/8 + 1/14 = (7 + 4)/56 = 11/56 Therefore, one day’s work of 1 Indian, 1 Chinese and 1 Japanese = 11/56 × 1/14 = 11/784 Therefore, number of days required by 1 Indian, 1 Chinese and 1 Japanese = 784/11 = 71*3/11 days
Find the wrong number in the given number series.
64, 95, 150, 229, 334, 459Â
256Â Â Â 768Â Â Â 96Â Â Â 288Â Â Â 35Â Â Â 108
Find the wrong number in the given number series.
63, 66, 57, 75, 51, 81
164, 304, 433, 551, 658, 752
- Find the wrong number in the given number series.
6, 12, 24, 50, 96, 192 - Find the wrong number in the given number series.
154, 137, 114, 84, 46, 11 13, 16, 24, 39, 64, 98
Find the wrong number in the given number series.
2160, 360, 72, 18, 6, 2
Find the wrong number in the given number series.
41, 51, 63, 80, 101, 126
2Â Â Â Â Â 27Â Â Â Â Â Â 43Â Â Â Â Â 50 Â Â Â Â Â Â 56 Â Â Â Â Â Â Â 57
...
Relevant for Exams:
