4 years ago

By what percent will the product of two numbers decrease if one of them is increased by 30% and the other is decreased by 30%?

Mathematics

2 answers:

77julia77 [94]4 years ago

8 0

Answer:

Step-by-step explanation:

:(((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((()(((((((((((((((((((((()(((((((((((((((((((()()))(((((((((((((()

Ivan4 years ago

7 0

Two numbers A & B, whose product is AB

when A increased by 30% and B decreased by 30%, the product is:
1.3A * 0.7B = 0.91AB
then
1AB - 0.91AB = 0.09 which is 9% decrease. So the answer is a 9% decrease. 
Hope this helps. :)

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