So we know that the bacteria grows 3x as much every ten minutes. From this we know that it'll be 3 mm in 20 minute. Continuing the pattern, we can figure out that in 40 minutes the bacteria will be 81 mm.
The pattern: 10min - 3 20min - 9 30min - 27 40min - 81
40.00 for premium - 15.00 more than standard
40-15=35.00 for standard
Answer:
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Step-by-step explanation:
<span>(3b - 5x)(a +3) is the answer
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ANSWER- 23 , 76
Explanation- just did it :)