Girish can paint a picture in 4 days when he works for 8 hours per day. Due to illness, he could work for only 6 hours per day and was required to finish painting 7 such pictures. How many days would Girish take to finish the work?
formula used M1D1 / W1= M2D2/ W2 4 x 8 / 1 = 6 x D2 / 7 D2= 7 x 4 x 8 /6 112 / 3 37 (1/3) days
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