M. TEST S1

Calculate the sum of the interior angles of an octagon

• 1080 degrees
• 1440 degrees
• 900 degrees
• 720 degrees

Express 456 millionth in standard form.

• 4.56 x 10^-6

• 4.56 x 10^-4

• 4.56 x 10⁶

• 456,000,000

Express in 111001₂ in base 10

• 25

• 56

• 57

• 110

The sum of the interior angles of a regular polygon is 1800⁰. How many sides has the polygon?

• 10
• 12
• 8
• 15

Express 40cm as a percentage of 8m.

• 5%
• 10%
• 0.5%
• 20%

A man’s salary of ₦120 000 was increased by 35%. How much is his new salary?

• ₦150 000

• ₦200 000
• ₦95 000
• ₦162 000

The angles of a triangle are t, 4t and 5t. What is the size of t?

• t = 25 degrees
• t = 18 degrees

• t = 15 degrees
• t = 10 degrees

Find the product of 38.23 and 1.2 to the nearest whole number.

• 45
• 50
• 42
• 46

An angle which is greater than 90⁰ but less than 180⁰ is known as ___________

• Right angle
• Acute angle
• Obtuse angle
• Straight angle

How many minutes are there between 11:15am and 2:00pm?

• 47 minutes
• 120 minutes
• 90 minutes
• 165 minutes