I need help with these please not number 3

A)  -4.6

b) 4.6 spaces left from the original spot

c) the totaal distance travled was 18.2 cm

Step-by-step explanation:

for a you add the amounts together, if you go left that's negative so you use subtraction

for b you count the amount you have from zero

for c you add all the numbers together and forget the signs

$450.00 for 6 weeks

or

$300

step-by-step explanation:

$200.00 for first week $50.00 x5 equals $250 plus $200 equals $450.00 for six weeks.

$200 for first week

$200 x 0.10 = $20

$20 x 5 = $100

$200 + $100 = $300