A chemist is using 341 milliliters of a solution of acid and water. If 12.4% of the solution is acid, how many milliliters of acid are there? Round your answer to the nearest tenth.

In which figure is de bc ? a. figure 1 b. figure 2 c. figure 3 d. figure 4

Adrawer contains 12 identical white socks, 18 identical black socks and 14 identical brown socks. what is the least number of socks you must choose, without looking, to be certain that you have chosen two socks of the same colour?

What is the number 321,000,000 in scientific notation? also what is the number? ?