What single decimal multiplier would you use to decrease by 2% followed by a 7% decrease?
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Given: First decrease = 7%
Second decrease = 20%
To find: A single decimal multiplier
Solution:
To increase by 7% followed by 20%, the single
decimal multiplier will be -
= x + y + xy/100
= 7 + 20 + 20 7/100
= 27 + 140/100
= 27 + 7/5
= 135 + 7/5
= 142/5
= 28.4
Answer: The single decimal multiplier is 28.4
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