A motorboat left a harbor and traveled to an island at an average rate of 10 knots. The average speed on the return trip was 10 knots. If the total trip took 4.0 hours, how far is the harbor from the island?

Express the given complex number in the form r (cos θ + i sin θ) = reiθ. 3 - i

A problem states. "There are 7 more girls than boys in a club

A firm had purchases of $16,200, freight charges of $300, and purchases returns and allowances of $1,100 during one month. Its net delivered cost of purchases was: A. $14,800. B. $17,600. C. $16,200. D. $15,400.

You invest $4,900 in an account that pays an interest rate of 5.5%, compounded continuously. Calculate the balance of your account after 6 years. Round your answer to the nearest hundredth.

Identify the most appropriate test to use for the following situation: Quart cartons of milk should contain at least 32 ounces. A sample of 22 cartons was taken and amount of milk in ounces was recorded.

What is 2pi / 5radians in degrees

Gabby is recording her results from flipping a coin. She notices that heads has occurred 18 out of 41 times. What is the frequency of tails?

The standard form of the equation of a parabola is x = y2 - 4y + 20. What is the vertex form of the equation? A. x = (y - 4) 2 + 4 B. x = (y - 2) 2 + 16 C. x = (y - 2) 2 + 4 D. x = (y - 4) 2 + 12

Can somebody explain how to convert fractions with different denominators to fractions with the same denominator

There are 6 boys and 8 girls in a singing group. what fractional part of the group is girls