A chemist has a 30% and a 45% acid solution. What amount of each solution should be used to make 500ml of solution with 35% acidity?

The list of all factors for 32 is 1, 2, 4, 8, and 32.

Suppose that 1% of the students in a school have head lice and the test for head lice is accurate 75% of the time. What is the probability that a student in the school has head lice, given that the test came back positive?,

Solve the division application problem. The Henderson's gave their son $3.00 for every "A" he makes on a test. If they have given him $327.00 so far this year, how many "A's" has he made? 1,071 109 981 19

N x $5.06 = $506.00 how do I

17%, 11/20, 0.2, 8% from least to greatest

You invest $1,050.00, buying stock in a company at $10.00/share. The shares increase in value by 13% the first year and decrease by 5% the second year.

How do you rotate a conic section?

If Dominik completes a project by himself, it will take him 8 hours. Working with Katarina, it will take them 5 hours. If they work together, what is the missing value from the table that represents the part of the project Dominik will complete?

A table has a square top. The area of the table top measures 18 square feet. Find the length of one side of the table top

A four-digit number has 4 different odd digits. There is a 1 in the tens place. What is the smallest the number can be?