5th Class
Mathematics
Measurement Length, Weight and Capacity
Question Bank
Measurements
question_answer
Chinki can cycle from point A to point B and return to point A in 10 minutes. She can cycle there and walk back in 20 minutes. it will take ______ mins for her to walk there and walk back.
A) 10
B) 20
C) 30
D) 40
Correct Answer:
C
Solution :
Total time taken to cycle from A to B and B to A = 10 minutes \[\therefore \]Time taken to cycle from A to B =5 minutes Total time taken to cycle from A to B and to walk back from B to A = 20 minutes i.e. 5 + Time taken to walk from B to A = 20 \[\Rightarrow \]Time taken to walk from B to A = \[20-5=15\] minutes \[\therefore \] Total time taken to walk from A to B and to walk back from B to A \[=15+15=30\]mins.