If your weekly allowance of $20 increases by 10%, then decreases by 10%, how much will you earn each week?
2 answers:
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Answer: 250 m
Step-by-step explanation:
Given
Distance between Ursula and Velda house is 4 km or 4000 m
Ursula walks at the rate of
Velda walks at the rate of
Time taken by them to cover 4000 m is
Distance covered by them 15 min before they meet
Ursula
Velda
The total length covered by them is
They are apart before they meet