Question
How many persons sit in the
row? Study the information carefully and answer the questions given below. An uncertain number of persons sit in a linear row all are facing north direction. Four persons sit between S and P.R sits fourth to the right of P. Three persons sit between R and U. Q sits fifth to the left of U. V sits fifth from one of the extreme ends of row and sit second to the right of U. T sits third to the left of V. P sits second from one of the extreme ends of row.Solution
V sits fifth from one of the extreme ends of row and sit second to the right of U. It is clear that V sits fifth from the right end and U sits seventh form the right end. Q sits fifth to the left of U. So, Q sits twelfth from the right end. T sits third to the left of V. So, Q sits eighth from the right end. Three persons sit between R and U. So, R sits eleventh form the right end of the row. R sits fourth to the right of P. So, P sits fifteenth from the left end. Four persons sit between S and P. P sits second from one of the extreme ends of row. So, S will sit seventh from the left end.
By what percent the number of nuclear bombs that America had was less than that of Russia after 20 years?
If the cost of 3AC class ticket of train Q is Rs. 1520 for any two stations, find the total revenue earned by train Q from 3 AC coaches.
What is the difference between the average number of boys participating in ‘Tennis’ in both the schools  together and average number of girls par...
The total number of passengers in general class of train Q and 3 AC coach of train P together is approximately what percent of the total number of passe...
What is the ratio between Astronauts who were going to only Venus and who were going only to both Moon and Venus?
What percent the total number of girl in Delhi Public School who participates in Tennis?
Find the angle between the lines whose direction ratios are a, b, c and b − c, c − a, a − b.
Find the approximate value of (81.5)1/4
What is the total number of girls who participates in Horse Riding in Heritage School and Delhi Public School together?
If the ratio of the cost of a ticket of general class to that of first class is 2 :3, then find the ratio of the revenue earned from general class and...