Latest igate Aptitude Question SOLUTION: if 15 men dig 35cu units for 7hrs. how many men can dig 65cu units in 5hrs??

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if 15 men dig 35cu units for 7hrs. how many men can dig 65cu units in 5hrs??

Asked In igate nisarga meghavath (8 years ago)

Unsolved Read Solution (11)

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Read Solution (11) :

YOGITA SAHU  (8 years ago)

(15*7)/35 = (m2*5)/65
m2 = 39 men .

Is this solution Helpfull? Yes (18) | No   

Sanchari  (8 years ago)

fast methods
m1*t1*w2=m2*t2*w1
m2=(m1*t1*w2)/(w1*t2)
m2=(5*7*65)/(35*5)=39
ans: 39 men

Is this solution Helpfull? Yes (9) | No (2)  

N Mounika  (8 years ago)

formulae------> (N1*D1*H1)/W1=(N2*D2*H2)/W2
Given,
N1=15men N2= ? (say X)
D1= - D2= -
H1= 7hrs H2= 5hrs
W1=35 cu units W2= 65 cu units

on substituting above data,
(15*7)/35=(X*5)/65
on solving,
X=39 men

Is this solution Helpfull? Yes (6) | No   

K.Chandrasekhar Reddy  (8 years ago)

15*7---->35cu
x*5------->65cu
cross multiplication
x=(15*7*65)/35*5
=39

Is this solution Helpfull? Yes (4) | No   

saifi azmi  (8 years ago)

MH/W=mh/w
15*7/35=m*5/65
m=39

Is this solution Helpfull? Yes (1) | No   

rajashekhar  (8 years ago)

may be 11 members

Is this solution Helpfull? Yes | No (8)  

shravani gajula  (8 years ago)

39 men
(n1*d1*h1)/w1=(n2*d2*h2)/w2

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Madhusudhana  (8 years ago)

15 men-35cu-7hr
x men-65cu-5hr


1hr-5cu-15men
1hr-1cu-3men

65cu-5hr
13cu-1hr

for 13cu we required 39men
so ANSWER IS 39 MEN

Is this solution Helpfull? Yes | No   

harsha  (8 years ago)

((15*7)/35)=((m*5)/65)

Then m=39.

Is this solution Helpfull? Yes | No   

akhil  (7 years ago)

{m1*t1)/w1 = (m2*t2)/w2
(15*7)/35 = (x*5)/65
x=39

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Vikash kumar  (7 years ago)

correct answer is 39
EXPLANATION:
15*7/35=X*5/65
x=39

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