Explain how you would estimate to subtract 189 from 643

Ateacher asked his students to vote for an animal to be their class pet. five-eighteenths of the students voted for a rabbit, voted for a snake, and voted for a hamster. which statement is true? more students voted for a hamster than a snake. more students voted for a snake than a rabbit. more students voted for a rabbit than a hamster. more students voted for a snake than a hamster.

The final cost of a sale is determined by multiplying the price on the tag by 75%. which best describes the function that represents the situation?

Olga bought a new skirt that cost $20. sales tax is 5%. how much did olga pay, including sales tax? 7.