UNIT 2 TE

ST REVIEW

R O O T S , RA T I O

N A L S , AN D E

X P O N E N T S

WHICH NUMBER IS NOT WRITTEN IN SCIENTIFIC NOTATION?

A. 1.25 X 104 B. 6 X 104

C. 0.38 X 103 D. 8.3 X 10-2

WHAT IS THE VALUE OF (-3)3

SIMPLIFY, IN EXPONENTIAL FORM. 8-3 X 85

A. 8-15 B. 82

C. 8-8 D. 88

WHAT IS THE QUOTIENT OF ?

WHICH SHOWS 4-3 IN STANDARD FORM?

A. -64 B. 64 C. D.

FIND THE PRODUCT: (4 X 108) (2.5 X 10-5)

SIMPLIFY.

WHICH COUNTRY HAS THE GREATEST POPULATION?

Country PopulationChina 1.3 x 109

Fiji 844,000Iceland 2.8 x 105

Russia 142,300,000

WHICH COUNTRY HAS THE LEAST POPULATION?Country PopulationChina 1.3 x 109

Fiji 844,000Iceland 2.8 x 105

Russia 142,300,000

HOW MANY TIMES GREATER IS THE POPULATION OF CHINA THAN ICELAND?

Country PopulationChina 1.3 x 109

Fiji 844,000Iceland 2.8 x 105

Russia 142,300,000

BETWEEN WHAT TWO CONSECUTIVE WHOLE NUMBERS DOES LIE?

A. 4 AND 5 B. 5 AND 6C. 6 AND 7 D. 7 AND 8

WHAT IS THE BEST WHOLE NUMBER ESTIMATE OF ?

A. 7 B. 8

C. 9 D. 10

WHICH NUMBER IS IRRATIONAL ?

A. B. - C. 2. D.

WHICH OF THE FOLLOWING NUMBERS COULD BE POINT S ON THE NUMBER LINE? 

A. B. C. D.

2 3 4 5 6 7 8

RANDY HAS A SQUARE RUG THAT HAS AN AREA OF 16 FT2. HOW LONG IS EACH SIDE OF THE RUG?

  A. 4 B. 8 C.16 D. 256

WHICH SET SHOWS ALL THE SOLUTIONS FOR ?

A. 4 ONLY B. -4 AND 4 C. 8 ONLY D. -8 AND 8

SATURN IS APPROXIMATELY 5 X 104 KILOMETERS IN DIAMETER. VENUS IS APPROXIMATELY 7 X 103 KILOMETERS IN DIAMETER. WHICH IS AN ACCURATE COMPARISON OF THE DIAMETERS OF THESE TWO PLANETS?

A. THE DIAMETER OF SATURN IS MORE THAN 7 TIMES GREATER THAN THE DIAMETER OF VENUS.

B. THE DIAMETER OF VENUS IS MORE THAN 7 TIMES GREATER THAN THE DIAMETER OF SATURN.

C. THE DIAMETER OF SATURN IS ABOUT 1.4 TIMES GREATER THAN THE DIAMETER OF VENUS.

D. THE DIAMETER OF VENUS IS ABOUT 1.4 TIMES GREATER THAN THE DIAMETER OF SATURN.

WHICH NUMBERS ARE RATIONAL ?

- , , -, 2Π, -3.415…

MATCH THE PAIRS.

+ + + 22 2.6 x 101

The side length of a

square with an area of

256.

(23)2

211 2⦁ -5 (-5)1 42

A CUBE HAS A VOLUME OF 27 CUBIC INCHES.

WHAT IS THE LENGTH OF ONE SIDE?