You multiply three( # of shirts) and 15.90 ( price)
The answer is $47.70 is how much he spend
Red light is 15.1cm
yellow is 16.3cm
purple is 19.3cm
5 times 10.50 = $52.5
An additional $45
3 times 22 = $66
An other additional $65
The total price her shopping list costs is 229.5
Now, $300 - $229.5 = $70.5
Teri will have $70.50 left after buying these items.