5. In how many ways can four boys and three girls be seated in a row con taining seven seats ( a ) if they may sit anywhere , (
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Answer:
<h2>21.4368 ≅ 21.44 million households owned at least two cats.</h2>Step-by-step explanation:
Total number of households were 116 million.
Hence, 100% = 116 million.
33% of the total US households owned at least one cat.
Hence, the number of household having at least one cat is million.
It is also given that 56% of that 38.28 million households owned at least 2 cats.
Hence, the number of households having 2 cats is million.