Asurvey of 1950 people found that 39% preferred chocolate ice cream to vanilla. about how many people preferred chocolate ice cream according to the survey?

100 points, hi, i’m not sure how to get the equation from the graph and table.

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

The? half-life of a radioactive substance is 20 years. if you start with some amount of this? substance, what fraction will remain in 120 ? years