a and b works in 72 days b and c works in 120 days a and c
works in 90 days so a alone works in how many days
Answer / arpit panwar
(a+b)+(b+c)+(c+a) = 1/72 + 1/120 + 1/90
2(a+b+c) = 1/30
a+b+c = 1/60
a = (a+b+c)-(b+c) = 1/60-1/120
= 1/120
ans = 120 days
Is This Answer Correct ? | 2 Yes | 2 No |
why is it important to take m.e mechanical?is our l;ife make happier than other b.e courses only answer no comments
if the polynomial x^4-6x^3+16x^2-25x+10 is divided by another polynomial x^2-2x+k the reminder is x+a. Find k and a.
Can anyone solve this series 22,44,88,176,?,1595
WHY SHOULD HAVE NEUTRAL PATH? IS ANY POWER IS IN NEUTRAL? IF YES WER IT BE DELIVERED? IF NO WAT IS THE MEANING OF RETURN PATH
what are the types of threads ?
A new group of countries called BASIC is frequently mentioned in the news. which of the following is not one of them? (a) Argentina (b) Brazil (c) India (d) South Africa
i wanta model of tech. questions.
A rectangular wave guide a=5,b=3.75cm and freq 10 GHZ ,the wavelength is 7 cm. find mode of operation of wave guide
how many key in key board
what is the difference between interface and abstract class
Which of the following is a true statement?
types of highways