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ICSE Class 7 Answered

Radha  can embroider a shawls in 10 days. Saroj  can embroider a same shawls in 12 days .how much time they would take working together to embroider  10 shawls.  
question image
Asked by binapanimahato58 | 10 Jun, 2023, 01:11: PM
answered-by-expert Expert Answer
Radha's one day work is 1/10
Saroj's one day work is 1/12
Both when work together, their one day work is 1/10 + 1/12
equals fraction numerator 10 plus 12 over denominator 120 end fraction equals 11 over 60 TIme space taken space to space complete space one space shawl space equals space fraction numerator 1 over denominator begin display style 11 over 60 end style end fraction equals 60 over 11 equals 5.4545 space days Time space taken space to space complete space 10 space shawls space equals space 10 cross times 5.4545 space equals space 54.5 space days
Answered by Renu Varma | 12 Jun, 2023, 09:20: AM

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