Give the number of significant figures in this number: 2.115
a.4
b.0

i think it's c. if you look search electronic symbol on google and then click on wiki it shows you a

here is table 2-2:

country

percent of eligible voters that voted

rank

united states

44.9%

138

canada

60.1%

107

costa rica

84.6%

14

hungary

66.9%

82

japan

57.0%

118

egypt

27.7%

159

south africa

85.5%

10

ans is no, the data set cannot be plotted as a single circle graph