Fatouma is lifting weights over a 10-week training period. Every week, she lifts 2 kg
more than she lifted the previous week.
During the tenth week, she lifts 120 kg.
What mass did she lift during the first week?

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)

[10 points, algebra 2]according to my answer key the restrictions are -1 and 4. but why not positive 1?

Astore sells 4 apples for $3 and 3 oranges for $4 if pete buys 12 apples and 12 oranges how much will it cost