The amount of the substance decreases by 20%
20
%
each week for a number of weeks,
w
. the expression 100(1−0.2)
100
1
-
0
.
2
w
finds the amount of radioactive substance remaining after
w
weeks. which statement about this expression is true?

if the probability is 1/12, 75 people will receive a $25 gift card

step-by-step explanation:

$655.61 which is option c

step-by-step explanation:

price of house =   $146,000

initial rate = 3.5%

mortgaged paid in this = 3.5 % of $146,000

                                        =

                                        =$5110

the total years would be = 7

total mortgaged paid = 7 * $5110

                                      =$35770

remaining money = $146000-35770

                                =$110230

new mortgaged payment = 5 % of 110230

                                            =  

                                            =$655.61

the one below it is a function