(M) Rebecca's Check-In #2

Evaluate the expression. (Basically, find the answer :)

15 x t, when t = 12

• 120

• 140

• 160

• 180

Evaluate the expression. (Basically, find the answer :)

90.2 divided by z, when z = 2

• 22.6

• 40.5
• 45.1

• 60.3

Write the expression below in exponential form.

7 x 7 x 7 x 7 x 7 x 7 x 7

• 1

• 1,234,567,890

• 1,568,734,969,090

• None of the Above

• n = 2

• n = 3

• n = 4

• n = 5

In the equation below, which operation are you doing first?

5 + (6 + 3) x 11 - 123

• Adding 5

• Adding 6 and 3 in the parenthesis

• Multiplying 11

• Subtracting 123

• 5

• 7

• 9

• 11

Victoria simplifies the expression (10 x 20) + 42 and gets 242. Chloe simplifies the same expression and gets 620. Who is right?

• Victoria

• Chloe

How many terms are in the expression below? (Be careful :)

18a + 20b + (9 - 6) + 22c

• 2

• 3

• 4

• 5

In the expression below, which is the constant and the coefficient?

200 + 10z - b x c

• Constant = 200

  Coefficient = b

• Constant = c

  Coefficient = 10

• Constant = 10

  Coefficient = z

• Constant = 200

  Coefficient = 10