the original price is "x", or 100%.
but we know that if we reduce "x" by 20%, namely 100% - 20% = 80%, the 80% of "x" is really £50, what is "x" or the 100% anyway?
Eg: 24936
Place value of 4 is 4x10 raised to the power of 3 or 4000
Answer: 3?
Step-by-step explanation:
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