Six friends each put $250 into a single account that earns 5.5% annually. the interest earned is added to the account at the end of each year. the friends want to use the money in the account to go on a vacation after four years. the friends get together after most have finished college four years later. how much money is in the account?

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is . reset next

Solve: 25 points find the fifth term of an increasing geometric progression if the first term is equal to 7−3 √5 and each term (starting with the second) is equal to the difference of the term following it and the term preceding it.