Question

A rate of 40 percent could be expressed as 2/5.true or false

Answer 1

True.


40 = 2 * 2 * 2 * 5

100 = 2 * 2 * 5 * 5


40 % =

40 / 100 =

( 2 * 2 * 2 * 5 ) / ( 2 * 2 * 5 * 5 )

= 2 / 5


OR

( 2 / 5 ) * 100 % =

0.4 * 100 % = 40 %