Question

Difficulty: MediumConverting Between Fractions, Decimals, and Percents

A cyber warfare technician detects that a network firewall has successfully blocked 2740\frac{27}{40} of the incoming botnet attack traffic. What percentage of the attack traffic was successfully blocked? (Enter the numerical value only)

Answer: 67.5 %

Answer

67.5
The fraction of blocked traffic is given as 2740\frac{27}{40}. To find the percentage, first convert the fraction to a decimal by dividing the numerator by the denominator: 27÷40=0.67527 \div 40 = 0.675. Next, multiply this decimal by 100100 to convert it to a percentage: 0.675×100=67.50.675 \times 100 = 67.5. Therefore, 67.5%67.5\% of the traffic was blocked.

Step-by-Step Solution

1
Identify the fraction of the attack traffic that was blocked.
The fraction is 2740\frac{27}{40}.
This establishes the mathematical relationship between the blocked traffic and the total traffic.
2
Convert the fraction to a decimal.
27÷40=0.67527 \div 40 = 0.675
Dividing the numerator (2727) by the denominator (4040) provides the decimal representation of the fraction.
3
Convert the decimal to a percentage.
0.675×100=67.50.675 \times 100 = 67.5
Multiplying the decimal by 100100 shifts the decimal point two places to the right, yielding the percentage.

Key Concept

Converting a fraction with a non-base-10 denominator into a percentage by first calculating its decimal equivalent and then multiplying by 100.
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