Carlos is helping his grandfather paint the patio in their backyard. What is the area of the patio? 8 ft 8ht A) 32 feet2 B) 48 feet2 C) 64 feet2 D) 128 feet2 8 ft

6 hours 48 min

step-by-step explanation:

68÷5=13.6

13.6×30=408min=6 hours 48 min.

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0.02

step-by-step explanation:

time of 9 192 631 770 periods of the radiation corresponding to the transition between the 2 hyperfine levels of the ground state of the caesium 133 atom at 0 k (but other seconds are sometimes used in astronomy)

if you're trying to figure out how much each ounce cost it would be 0.20

cents each ounce