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(1.) 5 buses carry 325 passengers. How many passengers can be carried by 8 such buses?(2.)Finishes his work in 15 days while “B” takes 10 days. How many days will the samework be done if they work together?(3.)The cost of 9 liters of petrol is Rs.378. How much will 15 liters of petrol cost?(4.)12 workers finish a job in 20 hours How many workers will be required to finish the samwork in 15 hours?solve it |
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Answer» Step-by-step explanation: 1. 5buses carry=325passengers 1 buses carry=325/5 =65passengers 8buses carry=65×8 520passsengers 2. A takes no.of days for a work=15days B takes no.of days for a work=10days they together take no.of days=5days 3. 9 LITRES petrol=rs378 1 litres petrol=378/9 =rs42 15litres petrol=15×42 =rs630 4. 12 workers complete a work=20hours 1 worker complete a work =20/12 =20×60/12 =1200/12 =100 min or 1hr40min 15 hours =900min that MEANS in 15 hours they required 9 workers
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