A train travels a certain distance taking 7 hrs in forward
journey, during the return journey increased speed 12km/hr
takes the times 5 hrs.What is the distance traveled
Answer Posted / raghava
let's consider distance=x;
then x/7 is speed in forward journey.
(x/7)+12=x/5;
(5x/7)+60=x;
5x+420=7x;
2x=420;
x=210;
i'm not sure abt this ans...i think 30 is correct...but this
is also convincing....
Is This Answer Correct ? | 6 Yes | 5 No |
Post New Answer View All Answers
Current/most recent employer (Please state full names and address including Country and post code) Current Position Held When would you be available to start work? ONLINE INTERVIEW [INSTRUCTIONS: Give brief answers to all the under listed questions] QUESTIONS ANSWER SPACE 1) What are your years of experience? 2) How do you approach a technical problem? Give an example. How long do you think it would be before you will make a significant contribution to the team/company?
one question has last part like difference between two terms is 9 and product of two numbers is 10, what is the squares of sum of numbers?
I most like to work with? Most men act though?
A fly is there 1 feet below the ceiling right across a wall length is 30m at equal distance from both the ends. There is a spider 1 feet above floor right across the long wall eqidistant from both the ends. If the width of the room is 12m and 12m, what distance is to be travelled by the spider to catch the fly? if it takes the shortest path.
One dog tells the other that there are two dogs in front of me. The other one also shouts that he too had two behind him. How many are they?
x + 4 y relation between x and y is x/2y = 3/2 ie x = 3y find the x -2y ratio
The average age of 10 members of a committee is the same as it was 4 years ago, because an old member has been replaced by a young member. Find how much younger is the new member ?
On BRIC So called New york has risen by on average sales plese chewk the incorrect sentence option 1. so called 2. Has risen 3. By on average
in a single throw of dice ,the chance of throwing a total of 3 is
Successive discounts of 10%, 20% and 20% are equal to a single discount of __
sir , i hv done 85 correct question in ssc cgl-tier-i 2010 after checking through my source which is correct , tell me whether i m eleigible for tier-ii or not charan , jalandhar
the program requires 4000(n)1/2 [ie square root of n].if size of program was increased by 1% then calculate the percentage change in size of program.
A man travelled from the village to the post-office at the rate of 25 kmph and walked back at the rate of 4 kmph. If the whole journey took 5 hours 48 minutes, find the distance of the post-office from the village
SEND + MORE = MONEY. Then what is the value of M + O + N + E + Y ?
A sales person multiplied a number and get the answer is 3, instead of that number divided by 3. what is th answer he actually has to get ?