Mike’s car averages 21 miles per gallon of gas. About how many gallons of gas will Mike use for a trip of 400 miles?

19gallons

Step-by-step explanation:

Given parameters:

  Mike's car rate  = 21miles per gallon

   Distance  = 400 miles

Unknown:

Number of gallons of gas = ?

Solution:

 The rate of fuel consumption by Mikes car is given as;

         Rate  =

             Number of gallons =  

            Number of gallons =   = 19gallons  

the answer is vanilla

step-by-step explanation:

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