E2 Oct Test

Which of these temperatures is below freezing at sea level?

• 20 °C

• -20 °C

• 0 °C

• 11 °C

Numbers less than zero are called:(Make use of small alphabets to answer)

−20 ÷ (+5) =

Which of these statements must be true? A number is divisible by 3 if

• the sum of its digits is 9

• its last digit is 0

• the sum of its digits is a multiple of 3

• the number is also divisible by 2

What is the fourth square number?

Which number is a factor of all numbers?

Ali said that 49 has two factors because 49 = 7 × 7. Is he correct?

• Yes

• No

Fill in the blank: 9 × __ = - 18