12 machino ko koi kaam print karne mein 30 ghante Lagte Hain 16 machine usi kam ko print karne me kitna Samay Lenge
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time taken=30×12/16,
time taken=22.5 hour
time taken=22.5 hour
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12 machine s -30 prints 16 machines will print 16×30÷12=40
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