The average age of three people running for election is 42. Fourth person joins threesome the average drops to 40 what is the fourth persons average?

step-by-step explanation:

so first find out how much each is worth.

quarter= 25 cents

dime= 10 cents

pennies= 1 cent

then multiply each by how much each is worth.

200                     150                   300

x                         x                     x   1

  25                       10              

                                  300

1000                     1500

+                          

4000                                      

5000                                  

then count 2 from the back and add a period.

$50.00

$15.00

$3.00

and then add them

  $50.00

+

  $15.00

+

    $3.00

$68.00

so sunghee has $68.00

read more on -

1) 2/5

2) zero=0/1

3) zero=0/2

4) -4/5

5) undefined=3/0

at least two

step-by-step explanation: