A river boat tour begins by going 60 miles upstream against a 5 mph current. Then the boat turns around and returns with the cur
1 answer:
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Answer:
£210
Step-by-step explanation:
A decrease of 30% represents 70% of the original cost.
100% represents the original cost
Divide the price by 70 to find 1% then multiply by 100 for original cost
original cost = × 100 = 2.1 × 100 = £210
Photo math is charging? We don't need it. We factor the difference of two squares.
Answer: 5t-50