Arrange these fractions in least to greatest order: 1 6/7,
1 4/5,
1 8/17,
1 10/11,
1 9/10,
1 12/25,
1 11/12.
I’m not any good with fractions. I need an answer soon. :(

Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. when the check comes, it says they also need to pay $3.99 in sales tax. what percentage of the subtotal is the sales tax

Bring the fraction a/a-4 to a denominator of 16-a^2

What is the product? a-3/15a × 5/a-3