In a sports contest there were m medals awarded on n
successive days (n > 1).
1. On the first day 1 medal and 1/7 of the remaining
m - 1 medals were awarded.
2. On the second day 2 medals and 1/7 of the now
remaining medals was awarded; and so on.
3. On the nth and last day, the remaining n medals
were awarded.
How many days did the contest last, and how many medals
were awarded altogether?
Answer / guest
Total 36 medals were awarded and the contest was for 6
days.
On day 1: Medals awarded = (1 + 35/7) = 6 : Remaining 30
medals
On day 2: Medals awarded = (2 + 28/7) = 6 : Remaining 24
medals
On day 3: Medals awarded = (3 + 21/7) = 6 : Remaining 18
medals
On day 4: Medals awarded = (4 + 14/7) = 6 : Remaining 12
medals
On day 5: Medals awarded = (5 +7/7) = 6 : Remaining 6
medals
On day 6: Medals awarded 6
| Is This Answer Correct ? | 40 Yes | 10 No |
A can do a piece of work in 90 dAYS ,B in 40 days and C in 12 days .they work for a day each in turn ,ie, first day A does it alone ,B does it in the second day and C the third day . after that A does it for another day and so on . after finishing the work they get rs. 240. if the wages are divided in proportion to the work done by them ,find what each will get .. (********* PLEASE GIVE THE EXPLANATION*****)
1. 2 containers labeled A and B are filled with red and blue marbles in given quantities: - Container RED BLUE A 6 4 B 60 40 Each container is shaken vigorously. After choosing 1 of the container, without looking, draw out a marble. From which container you have the max probability of choosing a blue marble?
A, B and C contract a work for Rs. 550. Together A and B are supposed to do 7/11th of the work. How much does C get? (a) Rs. 270 (b) Rs. 200 (c) Rs. 310 (d) Rs. 175 (e) None of these
One fast typist type some matter in 2hr and another slow typist type the same matter in 3hr. If both do combinedly in how much time they will finish.
.In a family there are many children , boy have equal no.of brothers&sisters, girl have twice no.of brothers&sisters .Find the no.
how do you see the impact of al-quaeda on india
A man travels from A to B at 4 mph over a certain journey and returns over the same route to A, at 5 mph. What is his average speed for the journey?
13 Answers HCL, TCS,
There is six letter word VGANDA . How many ways you can arrange the letters in the word in such a way that both the A's are together.
Find the next number in the series. 1, 0.5, 0.25, 0.125
0 Answers BPCL Bharat Petroleum, Sonata,
A, B, C made trips to PIZZA centre B made 2.4 times more trips then ! , C made 6 more then A Total Min trips are
hockey asia cup tournament held in 2007 was won by
2 Answers State Bank Of India SBI,
A batsman outs for 23 runs in one inning, which increases his average 15 to 16. If he has to get 18 as average, what score is to make by him in the same innings?