Respuesta :
Answer:
Fred's monthly income is $420.
Step-by-step explanation:
There are two main ways of solving this. There are many ways of solving for this, but personally I like to do divide the percentage by 100 so it would look something like this-
100/20 = 5.
Then I multiply $84 by 5 which is $420.
Answer:
ze answer is 420 since 84 is 20% of 100 and 20 x 5 - 100 so,84 x 5 = 420
Step-by-step explanation: