A alone can do a work in 12days. B alone its same work in 15days. A work alone for 4days in how many days will A and B together finished the remaining work.
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take work done together be x and do the days by efficiencies method
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vipinmamgai68:
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the diffrence between outside and inside curved surface area of the cylindrical metallic pipe 14cm long form a cylinder. if the pipe is made of 3520cm of metal, find the outer and inner radii of the pipe.
plz solve this question bro
bro wait busy with work ping u after i made it
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