Harriet is cultivating a strain of bacteria in a petri dish. currently, she has 103 bacteria in the dish. the bacteria divide every two hours such that the number of bacteria has doubled by the end of every second hour. how many bacteria will harriet have in the dish at the end of 6 hours?
10x24
103 x6
203
103 x12

Harry and jay are both flying on the same plane with an airline that randomly assigns seats to passengers. of the 182 total seats on the plane, 62 are window seats, 58 are middle seats, and the rest are aisle seats. what is the approximate probability that both harry and jay will be assigned aisle seats on the same plane? a. 11.48% b. 3.3% c. 2.08% d. 26.26%

Which expressions equal 9 when x=4 and y=1/3 a. x2+6y b. 2x + 3y c. y2-21x d. 5 (x/2) -3y e. 3x-9y

Define the type of sequence below. 7, 14, 28, 56, 112, a. neither arithmetic nor geometric b. arithmetic c. both arithmetic and geometric d. geometric