## GMAT: Time and Work Question

Machine A can complete a certain job in x hours. Machine B can complete the same job in y hours. If A and B work together at their respective rates to complete the job, which of the following represents the fraction of the job that B will not have to complete because of A’s help?

A. (x – y)/ (x + y)

B. x / (y – x)

C. (x + y) / xy

D. y / (x – y)

E. y / (x + y)

## GMAT Question of the Day: Average Speed

John traveled 80% of the way from Yellow-town to Green-fields by train at an average speed of 80 miles per hour. The rest of the way John traveled by car at an average speed of v miles per hour. If the average speed for the entire trip was 60 miles per hour, what is v in miles per hour?
(a) 30
(b) 40
(c) 50
(d) 55
(e) 70

## GMAT Question of the Day : Time Speed and Work

It takes 6 technicians 10 hours to build and program a new server, with each working at the same rate. If six technicians start to build the server at 11:00 AM, and one technician per hour is added beginning at 5:00 PM, at what time will the server be complete?

A) 7:00 PM

B) 8:00 PM

C) 7:40 PM

D) 7:20 PM

E) 6:40 PM

## GMAT Question of the Day : Time and Speed Problem

John traveled 80% of the way from Yellow-town to Green-fields by train at an average speed of 80 miles per hour. The rest of the way John traveled by car at an average speed of v miles per hour. If the average speed for the entire trip was 60 miles per hour, what is v in miles per hour?
(a) 30
(b) 40
(c) 50
(d) 55
(e) 70

## After 30 minutes tank becomes completely empty find capacity of tank.

A can fill a tank in 15 minutes and B can fill it in 30 minutes. C can make it empty@12 Ltr/min. If all 3 are open at same time when tank was empty. After 30 minutes tank becomes completely empty find capacity of tank.

a) 360
b) 270
c) 180
d) 120
e) 90

## GMAT Question of the Day: Speed and Distance

A certain river has current of 3 miles per hour. A boat takes twice as long to travel upstream between two points as it does to travel downstream between the same two points. What is the speed of the boat in still water ?

A) 3 miles per hours
B) 6 miles per hours
C) 9 miles per hours
D) 12 miles per hours
E) The speed cannot be determined from the given ingformation

## GMAT Question of The Week from GMATindia.com

Machine M can produce x units in 3 / 4 of the time it takes machine N two produce x units. Machine N can produce x units in 2 / 3 the time it takes machine O two produce x units. If all three machines are working simultaneously, what fraction of the total output is produced by machine N?

(A) 1 / 2
(B) 1 / 3
(C) 4 / 13
(D) 8 / 29
(E) 6 / 33

## .1 ..2… 3…. 4….. 5…… 6……Breaking News

.1…2….3…. 4….. 5…… 6………………………Good News… TakeGMAT Team pleased to announce that now you will receive not 1, 2 or 3….Total six questions a day…….On the each interval of 4 hours. We can increase or decrease the frequency of questions depends on your feedback.

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> Critical Resoning
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