2.5 X 10^-3 is the scientific notation for 0.0025
3 = 3/1 = 9/3
0.666 is 2/3
2/3 + 9/3 = 11/3
So 3.666 as a fraction is 11/3.
As a mixed number, it is 3 and 2/3.
Answer:
plzz mark me brainlieat if it helps you
x+67 + x+127 = 180
or, 2x + 194 = 180
2x = - 14
: . x = -7
Answer: B (104.50)
explanation: 5.5*3=16.5
5.5*9=49.5
5.5*7=38.5
16.5, 49.5, and 38.5 added all together is 104.5 or $104.50
