You could multiply 19.45 by 0.2 to solve for it, but if you're not using a calculator, then 19.45/5 would be much more convenient and easier.
0.2 is 1/5 in fraction form, which is why we can do that.
19.45/5 = 3.89
Dino should leave $3.89 as a tip.
Answer:
$21
Step-by-step explanation:
This can be easily solved by fraction 400/24=350/x
x=$21
Well i got 130.
hope it helps : )