(c) 6 दो महिलाएं रेनू और ऊषा कढ़ाई कार्य कर रही है। यदि ऊषा अकेले कार्य करे तो उसे डिजाइन को पूरा करने में मिलकर कार्य करने की तुलना में 8 घंटे अधिक लगेंगे। अब यदि रेनू अकेले कार्य करे तो उसे मिलकर कार्य करने में लगे समय की तुलना में 4.5 घंटे अधिक लगते हैं। रेन अकेले इस डिजाइन को कितने समय में पूरा करेगी? Two women Renu and Usha are werking on an embroidery design. would ne

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