What are these from least to greatest 0.3,0.13,0.19,0.31

The sales tax on a $45 DVD player is $3.38. What is the sales tax rate to the nearest tenth of a percent?

There are 6 rows of 16 chairs set up for the third grade play. In the first 4 rows, 2 chairs on each end are reserved for teachers. The rest of the chairs are for students. How many chairs are there for students?

you eat dinner at a restaurant. Your meal with a drink costs $11.50. Because you are eating in a restaurant, the tax is 8%. How much will your meal plus 15% tip cost?

4^x-3^ (x-1/2) = 3^ (x+1/2) - 2^ (2x-1)

What is 10/15 in simplest form?

You can break apart 16 into 10 plus another number. Write the number in the blank:

When playing roulette at a casino, a gambler is trying to decide whether to bet $20 on the number 10 or to bet $20 that the outcome is any one of the three possibilities 00 comma 0 comma or 1.

The function T (n) is defined below. Which of the following are equal to T (8) ? Check all that apply. T (n) = 4n - 5 A. 27 B. 37 C. T (5) + T (3) D. T (7) + 4

Gerri spent 1/21 of her money on pencils and 2/21 on paper. what fraction of money does she spend? Give the answer in simplest form.

An artist wants to frame a square with an area of 400 square inches. She wants to know the length of the wood trim that is needed to go around the painting.