If 10 men or 18 women can do a work in 45 days, then how many days would it take 25 men and 15 women to do twice the work ?
Created: 5 years ago |
Updated: 3 years ago
best des
Here, 10 men's work = 18 women's work
, ; 1 " " = 18/10 " "
;, 25 " " = 18× 25/10 " "
= 45 women's work
(45 + 15) Women's work = 60 women's work
18 women can do in 45 days
;, 1 woman " " " 18× 45 days
;, 60 women " " " 18× 45/60 "
= 27/2 days
Time needed to done the twice work = 27/2 × 2 = 27 days
Md Azizur Rahman
Founder of Satt
ঐকিক নিয়ম (Unitary Methods):
একটি জিনিসের দাম, ওজন, পরিমাণ ইত্যাদি বের করে নির্দিষ্ট সংখ্যক এই জাতীয় জিনিসের দাম, ওজন, পরিমাণ ইত্যাদি বের করার নিয়মকে ঐকিক নিয়ম বলে।
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