There are 30-18 = 12 girls. Their percentage is
... 12/30 × 100% = 40%
First distribute: -4h - 20 + 4h
Combine like terms: -20
The answer is -20
Answer:
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Step-by-step explanation:
Probability that the first lot sold will be less than two acres = number of lots less than two acres / total number of lots = 6/10 = 3/5
Probability that the second lot sold will be less than two acres = remaining number of lots less than two acres / remaining total number of lots = 5/9
Required probability = 3/5 x 5/9 = 15/45 = 1/3
