A) I DON'T KNOW
B) 15
C) 243
D) 3⁵
E) 5³

A) 3y
B) y³
C) y • 3
D) 3^y
E) I DON'T KNOW

A) 14
B) 72
C) I DON'T KNOW
D) 27
E) 49

A) 24
B) 8
C) I DON'T KNOW
D) 6
E) 16

A) 18
B) I DON'T KNOW
C) 216
D) 9
E) 36

A) 1,000
B) 10,000
C) 40
D) I DON'T KNOW
E) 100,000

A) I DON'T KNOW
B) 100,000,000
C) 1,000,000
D) 10,000,000
E) 70

A) 8 x 8
B) 32
C) I DON'T KNOW
D) 8
E) 8²

A) 5 x 5
B) I DON'T KNOW
C) 12.5
D) 5
E) 5²

A) I DON'T KNOW
B) 8 and 9
C) 72 and 73
D) 73 and 74
E) 8 and 10

A) 31 and 32
B) I DON'T KNOW
C) 5 and 6
D) 4 and 7
E) 30 and 31

A) 6.928
B) 7.015
C) 6.927
D) 7.014
E) I DON'T KNOW

A) 9.433
B) 9.501
C) 9.502
D) 9.434
E) I DON'T KNOW

A) 42
B) 25
C) I DON'T KNOW
D) 375
E) 5

A) I DON'T KNOW
B) 9
C) 3
D) 81
E) 13.5

A) I DON'T KNOW
B) 36 x 1,000,000
C) 36 x 10⁶
D) 3.6 x 10⁷
E) 3.6 x 10,000,000

A) 8.09 x 10¹⁰
B) I DON'T KNOW
C) 80.9 x 100,000,000
D) 80.9 x 10⁸
E) 809 x 10⁷

A) 64
B) 12
C) I DON'T KNOW
D) 7
E) 48

A) 5.700006
B) I DON'T KNOW
C) 57,000,000
D) 5,700,000
E) 570,000,000

A) 7.340005
B) 734,000
C) 73,400,000
D) 7.345
E) I DON'T KNOW