Order of operations/Exponents/Properties

What is the first step in solving this problem:
-2 ⋅ (3 + 8 ÷ 4)²

• multiplication

• addition

• division

• subtraction

Simplify the following:
(2 + 7 - 1) ÷ 2²

• 16

• 2

• 72.25

• 8.75

Evaluate the expression.

• 15

• 11

• -15

• -11

91 + 27 ÷ (72 ÷ 24)

• 100

• 96

• 90

• 127

6 + (4)3

• 18

• 30

• 13

• 42

Anne bought 2 shirts for $10 each and pants for $12. Which expression represents how much she will spend altogether?

• (2 +10) x 12

• (2 x 10) +12

• (2 +10) +12

• (2 X10) X12

(4 + 3)²+5 x 3

• 57

• 54

• 29

• 44

5-(7+3)÷2

• 0

• -5

• 5

• 6

Solve:
18 - 8 ÷ 2

• 5

• 6

• 10

• 14

18 + (6 – 2) × 2

• 26

• 29

• 44

• 40