In a group of 120 people,90 of them are 30 years old or older. everyone else in the group is younger than 20 years old. if a person is selected at random, what is the probability the person is less than 20 years old

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

Frank owns a $141,000 home, for which he has a 30-year mortgage in the amount of $700 a month. once he has paid off mortgage, how much will he have paid in investment? a. $111,000 b. $109,000 c. $120,000 d. $141,000

The dash figure is a dilation if the original figure. find the scale factor. classify the dilation as an enlargement or a reduction