Mr. thompson, a retiree, looks at his check register.

date description amount balance

2/16 jimmy's socks $4.50 $647.52

2/17 weekly rent $104.92 $542.60

2/18 groceries $33.45 $509.15

2/20 insurance $359.65 $149.50

2/21 pharmacy $51.35 $98.15

2/21 burger $5.50 $92.65

2/22 deposit $506.28 $598.93

2/23 check $82.12 $516.81

2/24 weekly rent $104.92 $411.89

2/28 movie $15.73 $396.16

3/3 weekly rent $104.92 $291.24

3/5 groceries $28.56 $262.68

3/8 deposit $506.28 $768.96

3/18 car maintenance $173.28 $595.68

what is mr. thompson's yearly rent (using 52 weeks)? $

5455.84

what was the average grocery expense in this time period? $

3224.52

knowing that he buys groceries twice monthly for an average amount,

mr. thompson estimates his yearly expense for groceries to be( 2 · 12 · $

31.01

) or $744.24.

then, mr. thompson realizes

As given,

Weekly rent of Mr. Thomson is = $104.92

Part A: What is Mr. Thompson's yearly rent (using 52 weeks)?

Rent for 1 week = 104.92

Rent for 52 weeks = = $5455.84

Part B: What was the average grocery expense in this time period?

Mr. Thomson purchased groceries on 2/18 for $33.45 and on 3/5 for $28.56

Hence average grocery expense is =

= $31 per week or $62.01 per month

Part C: Mr. Thompson estimates his yearly expense for groceries to be:

The monthly expense for groceries is = $62.01

So yearly expense will be = = $744.12

just do 5.2 + 2 ( 7.2) and 1/3 x 3 (.9) and youv'e got your equation. 0.9( 9/10) + 7.2 ^2 = 16.4 hope i could !

step-by-step explanation:

part a

x     y

0     8

1     7.5

2     7

3     6.5

4     6

5     5.5  

for every hour i deducted .5 inches from the length of the candle

part b

it is a function because for every x value there is only one y value

part   c

for every x value there is only one y value

x       y

0       8

1       7.6

2       7.2

3       6.8

step-by-step explanation: