Which

Which decimals when subtracted equal 3.89:

a - b = 3.89

Correct answer:

a =  10
b =  6.11

Step-by-step explanation:

$a=10$

$b=a-3.89=10-3.89={\displaystyle \frac{611}{100}}=6\frac{11}{100}=6.11$

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