Estimate the amount of the tip by rounding the bill to the nearest dollar before calculating 20% tip on a bill or 67.13

$13.4

Step-by-step explanation:

Given that :

Tip percentage = 20%

Amount of bill = $67.13

Rounding the bill Amount to then nearest dollar :

$67.13 = $67

Tip amount = 20% of $67

Tip amount = 0.2 * $67

Tip amount = $13.4

the answer is a

step-by-step explanation:

because if you put 1 in to the square root of x it equals 300.

i do not know this sorry : (