For the following real-world examples, determine whether each situation represents a percent increase or a percent decrease. ( increase or decrease ) sales tax on an item is a percent . a discount on an item is a percent . a tip on a bill is a percent

Step-by-step explanation:

yeah and

step-by-step explanation:

you know what it isnt great cheating

the mistake in the pattern is that :

b. the decimal point was moved one too many place values each time

the correct pattern could be made by :

b. moving the decimal point to the right the same numbers of place values as the exponents