Related Questions

In a 500m race, the ratio of the speeds of two contestants A and B is 3 : 4. A has s start of 140 m. Then, A wins by :
ক 60m
খ 40m
গ 20m
ঘ 10m
John, Jack, Joseph and Jordan participated in a running race. Only the winner finished the race in 10 minutes. Which two pieces of information can tell you who the winner was? (i) John finished the race in 16 minutes . (ii) Joseph finished the race earlier than Jack by 2 minutes. (iii) Jack finished the race later than Jordan by 4 minutes. (iv) Jordan finished the race earlier than John by 6 minutes. (v) John finished the race later than Joseph by minutes.
ক I and II
খ I and IV
গ II and III
ঘ II and V
In a 500 m race the ratio of the speeds of two contestants Ajmal and Badal is 3:4 . If Ajmal has a head start of 140 km then Ajmal wins by-
ক 10m
খ 20m
গ 30m
ঘ 60m
In a 500 m race, the ratio of the speeds of two contestants Ajmal and Badal is 3:4. If Ajmal has a head start of 140 m then Ajmal wins by ---
ক 10 m
খ 20 m
গ 30 m
ঘ 60 m
Ali, Babu, Chinmoy, Drabir and Ebadur are five athletes taking part in a race. Ali finishes ahead of Babu, Chinmoy finishes behind Drabir, Ali comes in behind Ebadur, Babu is ahead of Drabir. Who wins in the race?
ক Ali
খ Ebadur
গ Babu
ঘ Chinmoy
In a 100m race, Jami beats Rony by 4 sec. If Jami allowed Rony to start 16m ahead of him, then Jami and Rony reach the finishing point at the same time. How long does Jami take to run the 100m race?
ক 24 sec.
খ 21 sec.
গ 20 sec.
ঘ 20.5 sec.
A train with a length of 150m long, takes 30 seconds to cross a 500m long bridge. How much time will the take to cross a 370m long platform?
ক 18 sec
খ 24 sec
গ 30 sec
ঘ 36 sec
10 kW ক্ষমতার একটি Transmitter যা 500m তরঙ্গদৈর্ঘ্যের বেতার তরঙ্গ প্রেরণ করছে। প্রতি সেকেন্ডে নির্গত ফোটনের সংখ্যা -
ক 1.513 x 1031
খ 3.513 x 1031
গ 2.513 x 1031
ঘ 4.513  x 1031
Two men, A and B, run a 4 km race in a circular course of 1/4 km. If their speeds are in the ratio of 5 : 4 , how often does the winner pass the other?
ক Thrice
খ Four times
গ Once
ঘ Twice
Slow and ........ wins the race.
ক Stidy
খ Steady
গ Steedy
ঘ Stedy

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