9. The pressure inside a submarine increases as it dives deeper into the ocean. It exerted 25 pounds of pressure in the initial 1 m of its dive. Every metre after that, it exerted 20% more pressure than it did in the
previous metre. Use what you learned in sequences and series to solve these problems:
a) How many pounds of pressure are exerted by the submarine in the 9th metre? Round to the nearest
tenth.
(2A)

answer: 8d

step-by-step explanation:

45+5= 50+5=55+5=60

13.46

step-by-step explanation:

16.80 x .20 = 13.46

step-by-step explanation:

a child is 12 years old, and his father is 32 years older. in how many years will the age of the father be 2 times the age of the child?

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this needs to be the answer format, or else your answer is incomplete.

if the number of years is x, then the equation is

in __ years