To test the quality of its books, a printing press randomly picks a book from its press and then selects every twentieth book off the press for a half hour. Which sampling method is used?
lottery method
random number table
stratified random sampling
systematic random sampling

Hi how are you doing today Jasmine

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step-by-step explanation:

hey there!

if she's saving for six months, let's divide the total number we need for the trip by six, dividing it into the amount that needs to be saved for each month.

500 ÷ 6 =

she needs to save at least this amount each month, so we should use this symbol: ≥

let x be the amount she saves each month.

your final answer is x ≥

hope this !