Find the next term of the sequence -10, -3, 4, 11 giving crown if answer correct

Achemist has 200 ml of a 10% sucrose solution. she adds x ml of a 40% sucrose solution. the percent concentration, y, of the final mixture is given by the rational function: the chemist needs the concentration of the final mixture to be 30%. how many milliliters of the 40% solution should she add to the 10% solution to get this concentration?

If t8 = 4 and t12 = −2, find the first three terms of the arithmetic sequence.

The table showed price paid per concert ticket on a popular online auction site. what was the average price paid per ticket