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The total number of students = 54 When 1 name was selected from 54 names, the probability that he was of section B = 18/54 = 1/3 But from the question, there are 18 students from the section B and the age of all 18 are different therefore, the probability of selecting one i.e. youngest student from 18 students will be 1/18.
Anil and Ashish receive Rs.2000 for work of 8 days. If Anil is 4 times efficient than Ashish, then find the daily wage received by Ashish.
Virat can do a piece of work in 30 days and Sachin can do the same work in 45 days. If Virat works for 5 days and got Rs. 2100, and the remaining work w...
A and B can complete a work together in 36 days. If A alone can complete one-third of the work in lsquo;xrsquo; days and remaining work is completed by ...
28 men can complete a work in 20 days. 40 women can complete the same work in 28 days. 20 men and 12 women started working and after 16 days, 20 more wo...
A buffalo alone can plough field ‘A’ in 50 days. A Bull alone can plough the field ‘A’ in 75 days. Find the number of days taken by 1 bulls and ...
A man can do a work in 20 days and a woman can do the same work in 30 days. In how many days will 3 men and 5 women do the work?
‘A’ and ‘B’ can do a piece of work in 10 days and 15 days, respectively. They started working together but ‘A’ left after 3 days. Find the t...
Anjali,' 'Bheem,' and 'Chetna' started a business together with initial investments of Rs. 3,875, Rs. (B + 2700), and Rs. 'B,' respectively. After 16 mo...
‘P’ and ‘Q’ can complete a project in 45 days and 60 days respectively while ‘P’, ‘Q’ and ‘R’ together can complete the same project...
P alone can finish a piece of work ‘M’ in 8 days while Q takes 4 days to finish it alone. P, Q and R working together can finish the work &l...