If 5 persons can weave 5 mats in 5 days, how many mats will 10 persons weave in 10 days?

M1D1/W1 = M2D2/W2 का उपयोग करते हुए: (5 x 5)/5 = (10 x 10)/W2, 5 = 100/W2, W2 = 20।