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?
Answer Posted / amrutha
2*4*5/4+5=40/9=4.44
| Is This Answer Correct ? | 8 Yes | 0 No |
Post New Answer View All Answers
What is the selling price of a car? If the cost of the car is Rs.60 and a profit of 10% over selling price is earned.
f(x,y) =x**2 -y**2 then the value of f(4,(f(1,2) is
The population of a city increases @ 4% p.a. There is an additional annual increase of 4% of the population due to the influx of job seekers, find the % increase in population after 2 years ?
If the vertex (5,7) is placed in the memory. First vertex (1,1) ?s address is 1245 and then address of (5,7) is ----------
In a club there are certain no. of males and females. If 15 females are absent then no. of males will be twice that of females. If 45 males are absent then female strength will be 5 times that of males. Find no. of males actually present.
analogy: cell: tissue::atom:?
What amount of compound interest can be obtained on an amount of Rs. 4500 at the rate of 4% p.a. at the end of 2 years?
if on a salary of rs."S" per month,one has to pay one tax of x rs. And a second type of tax of y rs then % of salary taken home is?
f(X)= 2X-1 + f(X-1) if X is not equal to zeroandiff(X=0)=0, If f(X)= f(X-1)+f(X-2) for X>1 then X= ?
an orange galss has orange juice. and white glass has apple juice. Bothe equal volume 50ml of the orange juice is taken and poured into the apple juice. 50ml from the white glass is poured into the orange glass. Of the two quantities, the amount of apple juice in the orange glass and the amount of orange juice in the white glass, which one is greater and by how much?
33 1/3 of 101 + 296 is
low temperature at the night in a city is 1/3 more than 1/2 hinge as higher temperature in a day. sum of the low temp and higherst temp is 100C. then what is the low temperature
During a given week A programmer spends 1/4 of his time preparing flow chart, 3/8 of his time coding and the rest of the time in debugging the programs. If he works 48 hours during the week , how many hours did he spend debugging the program.
If a clock takes 7seconds to strike 7, how long will the same clock take to strike 10?
mention your extra-curricular interest. Which do you actively pursue? how do you see these developing in the future?