Alan purchased 16 shares of company stock for $390.40. a month later, the total value of his shares fell to $291.20. what is the current price per share if each share costs the same? $6.20

Aplane is flying at 32,500 feet. it needs to rise to 36,000 feet in two stages.• in stage 1, it rises 5% of its initial altitude of 32,500 feet.• in stage 2, it rises at a rate of 125 feet per minute. how many minutes does it take for the plane to rise during stage 2?