In a race from pt. X to pt Y and back, Jack averages 0
miles/hr to pt Y and 10 miles/hr back to pr X. Sandy
averages 20 miles/hr in both directions. If Jack and Sandy
start race at same tIme, who’ll finish 1st
Jack/Sandy/they tie/Impossible to tell
Answer Posted / shiva s k
SANDY WINS THE RACE SINCE AVG SPEED OF JACK IS 0 WHERE AS
SANDY IS 20MILES/HR BY THE FORMULA
AVERAGE SPEED=2*a*b/(a+b)
| Is This Answer Correct ? | 21 Yes | 2 No |
Post New Answer View All Answers
How Can A Cake(circular) Be Cut Into 8 Pieces By Making Just 3 Cuts?
5) DB2 maintains information about the data a) In Tables b) In a set of tables known as DB2 catalog c) In DB2 database d) None of the above
In how many rows will 200 Miranda bottles be placed, if 200 Miranda bottles are stacked in such a way that there are 20 bottles in the bottom, 19 in the next row, 18 in the row next and so on?
Ram gets 148 marks for 20 questions. +10 for correct. -3 for wrong. How many correct answers?
25 stations ,24 stations are inbetween- - - - - how many tickets should be required.
A hotel has 10 storeys. Which floor is above the floor below the floor, below the floor above the floor, below the floor above the fifth.
What is the attitude
Can you find out what day of the week was January 12, 1979?
No of financial emergency announced by president
A Flight takes off at 2 A.M from northeast direction and travels for 11 hours to reach the destination which is in north west direction.Given the latitude and longitude of source and destination. Find the local time of destination when the flight reaches there?
Imagine 4 persons A,B,C,D.(It is a strength determining game). A found it hard,but could pull 'c' and 'd' to his side. AC and BD pairs on opposite sides found themselves equally balanced. When A and B exchanged their positions to form pairs AD and BC ,BC pair could win and pull AD to their side.Order the 4 persons in Ascending order according to their strengths.
Four friends are given named Akansha, Anuska, Anisha, ... , ... Each of them live in a separate home and sleep on one bed. Akansha and Anuska have two extra beds, two of the house have green lawns while the rest have narrow porchs, One of the house has Airconditioner while the rest have fans
A finishes a work in 12 days and B finishes same work in 14 days.If they work for a day alternately with A beginning, how many days will it take to complete the work?
A piece of cloth costs Rs 35. If the piece were 4m longer and each meter costs Re 1.00 less, the cost would remain unchanged. How long is the piece?
The ratio between the perimeter and the breadth of a rectangle is 5: 1. What is the length of the rectangle If the area of the rectangle is 216 sq. cm?