GMAS Practice 2

Which of the following is rational?

• .211232112421125. . . .
• π
• √25
• √12

Divide:
(6.9 x 10⁷) / (2.3 x 10^-3)

• 3 x 10¹⁰
• 3 x 10⁴
• 3 x 10^-4
• 3 x 10^-11

Multiply:
(3.4 x 10⁵)(1.2 x 10^-3)

• 4.08 x 10^-8
• 4.8 x 10²
• 4.08 x 10²
• 4.08 x 10^-15

The table shows the mass in grams of one atom of each of several elements. List the elements in order from the least mass to greatest mass per atom.

• hydrogen, carbon, oxygen, silver, gold
• hydrogen, oxygen, gold, siver, carbon
• carbon, oxygen, silver, gold, hydrogen
• gold, oxygen, carbon, silver, hydrogen

Tags

CCSS.6.NS.C.7

^{Find the length of the missing side}

• 48

• 108

• 83.6

• 72

Tags

CCSS.8.G.B.7

Which set of sides would make a right triangle?

• 4,5,6
• 8,10,12
• 5,12,13
• 5,10,12

Tags

CCSS.8.G.B.6

CCSS.8.G.B.7

Which number is irrational?

• π ∕ 6

• 8.1

• 11.9̅9

• √49

Which point represents the approximate location of √4.8

• point S

• point R

• poing Q

• point P

Rewrite using a positive exponent.
7^-10

• ¹/_7¹⁰
• 7¹⁰
• ¹/_7^-10
• -70

Tags

CCSS.8.EE.A.1

How would you write 564,000,000 in scientific notation?

• 5.64 x 10^-7
• 5.64 x 10⁶
• 5.64 x 10⁸
• 56.4 x 10⁷

Tags

CCSS.8.EE.A.3

CCSS.8.EE.A.4