daniel8orange
14.12.2020 •
Mathematics
sally runs 5km in 25 minutes. she plans to run in 20 km race. based on the current speed how long will it take her to complete the race?
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Ответ:
Given:
Sally runs 5km in 25 minutes.
Total distance of race = 20 km
To find:
How long will it take her to complete the race?
Solution:
We have,
Time taken by Sally for 5 km = 25 minutes
Time taken by Sally for 1 km =
minutes
= 5 minutes
Time taken by Sally for 20 km =
minutes
= 100 minutes
= 1 h 40 minutes [ 1 h = 60 min]
Therefore, the time taken by Sally to complete the race is 1 h 40 minutes.
Ответ:
yea
Step-by-step explanation: