Delhi University MCA Boat And Stream Previous Year Questions (PYQs)
A Place for Latest Exam wise Questions, Videos, Previous Year Papers,
Study Stuff for MCA Examinations
Study Stuff for MCA Examinations
Showing 1 question
The
speed of a boat in still water is 12 km/hr and the rate of current is 3 km/hr.
The distance travelled downstream in 30 minutes is
1
2
3
4
Solution
Speed in still water $= 12$ km/hr
Rate of current $= 3$ km/hr
Downstream speed $= 12 + 3 = 15$ km/hr
Time $= 30$ min $= \dfrac{1}{2}$ hr
Distance $= 15 \times \dfrac{1}{2} = 7.5$ km
Answer: $\boxed{7.5\text{ km}}$ ✅
Delhi University MCA
Online Test Series, Information About Examination,
Syllabus, Notification
and More.
View More
Delhi University MCA
Online Test Series, Information About Examination,
Syllabus, Notification
and More.
View More
Ask Your Question or Put Your Review.
