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55.A park is 1500 metres long and 750 metreswide. A cyclist has to take four rounds ofthis park. How much time he will take at thespeed of 4.5 km/h?(A) 40 hours (B) 20 hours(C) 10 hours (D) 4 hours |
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Answer» how much time he will take at the speed of four Hours(d) 4 hours is the right answer distance=18km,speed=4.5km/h, time =distance/speed, time =18/4.5=4 approximately I think 4 hours 4 hour is the correct answer 4 hour is the correct answer of your question 4 hours is the correct answer i answer is d 4 hours 4hour is correct answer 4 hours is right answer your questions as he will take round At the boundary so..,p=2(l+b) =2(1500+750) =2×2250 =4500m =4500×4 =18000÷1000 =18km d=speed × time18=4.5×time18÷4.5=timetime=4 hrs. 4 hours are right answer 4 hours is the correct answer 4 hours is the right time The total distance of the park is 2(l+b) =2×(1500+750)=4500mTime= Distance travelled/Total time takenFor four round,T=(4500m/4.5km/hr)×4T=1hr×4T=4 hour a)40 hours is the right answer for this question (D) 4 hours is the best correct answer 20hours.......................... 4 hours is the correct answer a)40 is the correct answer for this question 4 hour is correct answer of your questions 4 hours is right answer 4 hour is a answer beacause distance =18kmspeed =4.5m/htime =distance/speed, time =18/4.5=4so answer is 4 (a) 40 hour lagega ji 40hour 4 hours is the right answer 4 hours he is the take hot the speed of 4.5 kilometre per hour 40 answer Is the correct 4 hours hai bro it is true 4 hour is the right answer 4hour is the right answer 4hour is correct answer and so plz like it is very simple it's answer is 10 hours it's answer is (c)10hours it's answer is very simple 10 hours Let's go with option D. let's go with option D.. the answer is D) 4 hours ✓(B)20 hours 🖤hope you understand Ratan , thanks for such a beautiful question.keep studying d........................... 4hour is the correct answer option 4hour is right answer Option D is the correct answer 4 hour is the correct answer 4hours because he Will take the four rounds (D) is the correct answer 20 Hours ...................... 4 hours is correct answer answer d... 4 hours I think 4 hours is the correct Answer 4 hrs I think my answer approximately l think 4 hours 1500 meters 4.5+4.59.01500=9.0÷3=4time=4hours answer is 4 hour's is questions d is right answer an that question 4 hours he will take at the speed of 4.5 km/h perimeter of the park is = 2(l+b) = 2(1500+750) =2×2250 =4500 metres =4.5 kilometers his speed =4.5km/h therefore 4 rounds = 4 hrs option D is correct He will take round at the boundary so the answer p=2(l+b)=2(1500+750)2×22504500m =4500×4=18000÷1000=18 km d=speed×time18=4.5×time15÷4.5=timetime =4hrs answer for this Question iS a(40) hours 4 Hours is the correct answer. 4 hours is the answer 4 hour is the right amswer 4 hours is the right answer. 4 hour is my answer this is right answer distance = 18km, speed=4.5 time= 18/ 4.5 = 4 4 hours is the answer distance = 2×4(1.5+0.75) =18kmspeed= 4.5 km/hr hence, time =distance/speed =18/4.5 =4 hrs 4 hour is the correct answer of the question The Answer is (D) 4 hours 4 hrs is the right answer of this question Distance =18kmSpeed =4.5km/hTime =distance /speedTime=18/4.5Time =4 hours (c) 1500 metres long and 750 metres ans. (b)20 hoursbecausepark of perimeter=perimeter of rectangle=length×breath=1500×7501125000m.1km=1000m1125000=1125000÷1000=1125km.cycle has to take one round of this park=1125÷4.5÷60=5 hourscycle has to take 4 round of this park=5×4=20hours 4hours is right answers my answer of this question is 4 hours |
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