Which of the following situations represents choosing a random sample? assign each person of the population a number. put all the numbers into a bowl and choose ten numbers. make a list of everyone in the population and put their names in alphabetical order. choose every twelfth name. make a list of everyone in the population and put their names in order of age. choose the ten youngest and ten oldest people.

Put all the numbers into a bowl and choose ten numbers.

Step-by-step explanation:

#1 is correct because drawing numbers is completely random and everyone has an equal chance.

#2 is wrong because not everyone has an equal chance, only certain people will be picked.

#3 is wrong because only old and young people might get chosen, not adults.

the equation cos(35) =a/25 can be used to find the length of bc what is the length of bc? round to the nearest tenth

step-by-step explanation:

the ratio of grapes to blueberries she should use is 12: 3

step-by-step explanation:

if mandie is making 15 cups of fruit salad, the ratio of grapes to blueberries she should use is 12: 3.