Question

The digit in the unit’s place of the cube of 47 is: a) 9 b) 7 c) 3 d) 1

Answer 1

The correct option is;

c) 3

Explanation:

In place value, the digits of a large number are grouped in threes with the values arranged from left to right for example from left to right, e can have;

...billion...million...thousands...ones

For the international system, the place value chart can be written as follows;

Millions
`{}` Thousands Ones

Hundred

HM
`{}` TM
`{}` M HT TT U H T U

Where;

HM = Hundred million

TM = Ten million

M = Million

HT = Hundred Thousand

TT = Ten Thousand

T =Thousand

HT = Hundred

TT = Ten

T or U =Ones or units

The cube of 47 is given as follows;

47³ = 103823

Therefore, the digit in the unit place of the cube of 47 is given as follows;

Millions
`{}` Thousands Ones

Hundred

HM
`{}` TM
`{}` M HT TT U H T U

1 0 3 8 2 3

The digit in the unit place of the cube of 47 is 3