a salesman mixed two kinds of candies worth $1.25 and $1.6 a pound, respectively. he made a mixture of 70 pounds to sell at $1.4 a pound. how many pounds of each did he use?

Simplify the expression and find the missing terms. the simplest form of has in the numerator and in the denominator.

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?

Suppose a gym membership has an initial enrollment fee of $75 and then a fee of $29 a month. which equation models the cost, c, of the gym membership for m months?