Question

$(13\ 2 {?}^3) \times (5 {)}^{2} {?}$
​

Answer 1

Answer:

2

3

5

2

23

=

2(2)

2

(5)

2

23

=

2(2×5)

2

23

=

2(10)

2

23

=

100

11.5

=0.115

Therefore, the decimal expansion of the rational number

2

3

5

2

23

will terminate after three places of decimal.