Test Review

What is 23.6987 to three significant figures?

• 24

• 23.7

• 23.69

• 23

• 6750

• 0.675

• 0.00675

• 0.000675

• 36.10

• 360

• 36

• 0.36

• 0

• 27

• 432

• 28

• 1

• 0

• 12

• 3.5

What does the E in PEMDAS stand for?

• Exponents

• Existence

• Equal

• Equivalent

• 12 and 13

• 13 and 14

• 14 and 15

• 15 and 16

• -24

• 32

• -32

• 24

• -13

• 54

• 97

• -24

2 (a + 6b) - 3(a - 2b)

• -a + 6b

• a + 6b

• -a + 18b

• a + 18b