Cindy's job is to check computer printers for defects. out of 420 printers she has to check, only 3 of the first 84 have been defective. using this information, what is the best prediction of the total number of printers in this group that will be defective?

How do i do this? i don’t understand

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

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.