An article is sold for R 96 at a gain per cent equal to its C.P. in ru – InterviewSolution

1.

An article is sold for R 96 at a gain per cent equal to its C.P. in rupees. Rd C.23 If 5x-2y = 7 and xy-2, find the value of (5x + 2y)2.OrFactorize: -1-2z 2nt of length 6.2 cm and divide it in the ratio 3:4 internally

Answer»

40+49*2=178

that is49+(40*2)=49+80=129

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