Please answer this. The ratio of Tom's age to his nephew's age is 3:1 . The difference in their ages is 24 years. How old is Tom now?

Mustafa contributes 11% of his $67,200 annual salary to his 401k plan. what is his pretax income

Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?

Ahiker stands at an unknown elevation before he ascends 2 miles up a mountain to an elevation of 9 miles. find the elevation of the hiker before his ascent.