1.

What single decimal multiplier would you use to decrease by 2% followed by a 7% decrease?

Answer»

Step-by-step explanation:

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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