Asked by Sakshi
A motor car travels 175 km distance from a place A to B,at a uniform speed 70km/hr passes though all ten green traffic signals.Due to heavy traffic it stops for 1 minute at first signal,3 minute at second signal,5 minute at third signal and so on stops for 19 minutseat tenth signal.How much total time it takes to reach at the place B.Solve by suitable mathematical method.
Answers
Answered by
Steve
well,
S10 = 10/2 (1+19)
S10 = 10/2 (1+19)
Answered by
Nilesh
31÷6
Answered by
Dal chand sharma
Answer
Answered by
Nancy jain
Time spent at signal
10/2(1+19)=100min----1
Speed = distance/time
Let time =x hr
70=175/x=
X=175/70=2.5hr
2.5hr =150min--2
Total time =150+100 min=250min
10/2(1+19)=100min----1
Speed = distance/time
Let time =x hr
70=175/x=
X=175/70=2.5hr
2.5hr =150min--2
Total time =150+100 min=250min
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