Visnu travelled equal distances at speeds of 10 km/hr , 30 km/ hr , 8 km/ hr, and took a total of 15.5 minutes to complete. Find the distance in km
Answers
Answered by
1
Answer:
the answer is 3 km
Step-by-step explanation:
t1=X/10
t2=X/30
t3=X/8
t=t1+t2+t3
15.5/60= X/10 + X/30 + X/8
31= 12x + 4x + 15x
31=31x
X=1km
3x = 3km
Similar questions