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Mathematics, 21.06.2019 15:30
Two blends of tea are mixed to make a blend that will be sold at the fair. black tea sells for $2.20 per pound and orange pekoe tea sells for $3.00 per pound. how much of each should be used to obtain a 4lb blend selling for $2.50 per pound?
Answers: 1
Mathematics, 21.06.2019 23:40
You are saving to buy a bicycle; so far you save 55.00. the bicycle costs 199.00. you earn 9.00 per hour at your job. which inequality represents the possible number of h hours you need to work to buy the bicycle?
Answers: 2
Mathematics, 22.06.2019 00:00
If (x + 8) is a factor of f(x), which of the following must be true? both x = β8 and x = 8 are roots of f(x). neither x = β8 nor x = 8 is a root of f(x). f(β8) = 0 f(8) = 0
Answers: 3
Mathematics, 22.06.2019 01:40
Agroup of student volunteers participates in a study designed to assess several behavioral interventions for improving output in a repetitive task. prior to the beginning of the study, all volunteers unknowingly observed, and their output is measured. at the beginning of the study, prior to any intervention, the volunteers perform the same task under the observation of a study administrator, and their overall output increases. which of the following terms describes this phenomenon? a. simpson's paradox b. hawthorne effect are d. novelty effect d. pygmalion effect e. observer-expectancy effect
Answers: 1
English, 16.12.2020 21:20
Mathematics, 16.12.2020 21:20
Mathematics, 16.12.2020 21:20
Mathematics, 16.12.2020 21:20
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History, 16.12.2020 21:20
Mathematics, 16.12.2020 21:20
History, 16.12.2020 21:20