Number Concepts

Three million, nine thousand and one written in figures is....

• 3 009 001

• 3 900 100

• 3 901 100

• 3 910 000

25 ones, 30 tens and 60 hundreds represent the number..

• 6 000 325

• 6 325

• 925

• 695

7 659 written to the nearest hundred is ........

• 8 760

• 8 660

• 7 700

• 7 660

The highest common factor (H.C.F) of 2, 4 and 6 is ........

• 1

• 2

• 12

• 24

The list of numbers : 2, 3, 5, 7, 11, 13, represents the set of .......

• even numbers less than 14

• triangular numbers less than 14

• odd numbers less than 14

• prime numbers less than 14

Which of these numbers can be divide into 21 and 35 without a remainder?

• 3

• 5

• 7

• 21

Sam just won the lottery. His prize money is seven hundred and six thousand and twenty -three dollars. Which of these figures represent the amount?

• $700 623

• $706 023

• $760 23

• $706, 230

What is the value of the digit 2 in the number 25 648?

• two

• twenty

• two thousand

• twenty thousand

Which of the following set of numbers are factors of 12?

• {2, 4, 12}

• {2, 4, 6, 12}

• {2, 3,4, 6}

• {1, 2, 3, 4, 6, 12}

Which number is needed to complete the sequence below?

3, 7, 15, 31

• 33

• 62

• 63

• 73