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Download lagu 43. A, B and C together can finish a workin 30 days. A and B take 9 days less tocomplete || edu214 secara gratis hanya untuk keperluan promosi. Dukung artis favorit kamu dengan membeli musik original di iTunes atau platform resmi lainnya.
MockoPedia TIME AND WORK PRACTICE Q3: A and B can finish a piece of work in 30 days, B and C.......
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42. A piece of work can be done by A andB in 10 days by B and C in 15 days andby C and A || edu214
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