In a contest, each finalist must answer 5 questions correctly. each question is worth twice as much as the question before it. the fifth question is worth $1,600. how much is the first question worth?

Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.

The coordinates of vortex a’ are (8,4) (-4,2) (4,-,4) the coordinates of vortex b’ are (6,6)(12,-,12)(12,12) the coordinates of vortex c’ are(-2,,12)(4,12)(12,-4)

Find │7│. a. 1 over 7 b. –7 c. 7 asap i always mark brailiest who me so