A man had to walk a certain distance. He covered two thirds of it at 4kmph and the remaining at 5kmph. If the total time taken is 42 minutes, find the total distance. Pls help I need detailed solution .
Answers
Answered by
0
Answer:
Let the distance be 'x' km.
Therefore total time is taken =
12
2x
+
15
x
hr
⇒ (
12
2x
+
15
x
)hr =42 min.
⇒ (
12
2x
+
15
x
) hr =
60
42
hr
12
2x
+
15
x
=
60
42
60
10x+4x
=
60
42
⇒ 14x=42
⇒ x=3
Total distance x=3km
:):):):):):)
Answered by
0
Answer:
3km
Explanation:
given that
total time taken = 42minutes
distance = ? (Let the distance be 'x' km.)
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