There are 20 kids in your class that ride the bus and three out of five that pack lunch. what is three fifths of twenty

12

Step-by-step explanation:

1/5 out of 20 is 4. So if you want 3/5 it would end up being 12.

3< x< 5

step-by-step explanation:

|x - 4| < 1

there are two solutions, one positive and one negative.   remember to flip the inequality when taking the negative solution

x-4 < 1       x-4 > -1

add 4 to each side

x-4+4 < 1+4       x-4+4 > -1+4

x< 5                 x> 3

3< x< 5