A company that builds computers found that 0.5% of their computers had a defective keyboard. How many keyboards would they need to test to find 1 defective keyboard?
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Maria walks a round trip of 0.75 mile to school every day.how many miles will she walk in 4.5 days

Acompany manufactures three types of cabinets. it makes 110 cabinets each week. in the first week, the sum of the number of type-1 cabinets and twice the number of type-2 cabinets produced was 10 more than the number of type-3 cabinets produced. the next week, the number of type-1 cabinets produced was three times more than in the first week, no type-2 cabinets were produced, and the number of type-3 cabinets produced was the same as in the previous week.

Solve for x and select the correct answer