48 रू प्रति kg मूल्य वाली 60 kg चीनी में 55 रू प्रति kg वाली कितनी चीनी मिलाई जाए ताकि मिश्रित चीनी का मूल्य 52.50 प्रति kg हो जाए?
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Step-by-step explanation:
by formula( n1w1+n2w2)/(n1+n2)
=W
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