Use simple interest to find the ending balance. 7) $13,000 at 8% for 2 years 8) $6,000 at 7% for 4 years

9) $1,160 at 13% for 2 years 10) $34,800 at 6% for 2 years

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Airline passengers arrive randomly and independently at the passenger-screening facility at a major international airport. the mean arrival rate is 10 passengers per minutes. compute the following probabilities. p(x = 4) p(x > 11)

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The measures of two supplementary angles are (2x + 10)° and (8x + 10)°. what is the measure of the larger angle? a. 16° b. 44° c. 14° d. 138°