The postal service charges 44 cents for letters that weigh 1 ounce or less and 17 cents more for letters that weigh between 1 and 2 ounces. Jeffery, testing his father's math skills, gave his father $36.90 and asked him to purchase 80 stamps for his stamp collection, some 44-cent stamps and some 61-cent stamps. How many of each type of stamp did he buy?

Arandom sample of 240 park users were asked if they go to the park more often on weekdays or on the weekend. the results are shown in the table. weekdays weekend male 50 10 female 150 30 based on the data in the table, select correct or incorrect for each statement. correct incorrect the males go to the park more often on the weekend. the females go to the park more often on weekdays. for the participants in the survey, gender affects which days of the week a person goes to the park.

If the slope of one line equals the slope of another line then ? a) the two lines are intersecting lines b) the two lines are perpendicular lines c) the two lines are parallel lines d) the two lines always have very steep slopes

List the sides of δrst in ascending order (shortest to longest) if: m∠r =x+28°, m∠s = 2x+16°, and m∠t = x+12