Which value is equivalent to 4.5% written as a decimal?

a.
0.45

b.
45.0

c.
0.045

d.
4.5

Which choice represents the sample space ,s for this event

Which elements in the set below are integers? 12, –3⁄4,√ 25 , –7, √ 5 , 14⁄7, 9 a. 12, √ 25 , –7, 9 b. 12, √ 25 , –7, 14⁄7, 9 c. –3⁄4, 25 , √ 5 ,14⁄7 d. 12, –7, 9

Can someone answer this question? : )