What is the speed of a wave if the wavelength is 100 m and the period is 20 s?

80 m/s

120 m/s

5 m/s

2.000 m/s

Suppose a triangle has sides a, b, and c, and let theta be the angle opposite the side length a. If cos theta < a, what must be true?

In a class of 32 students, the ratio of left-handed students to right- handed students is 1: 7. How many right-handed students are in the class?

3x+7 (x+1) = 2 (6x+5) - 2x what solution is it?

A person earns $187.42 before deductions for 3 days work. What is the rate of per hour assuming 8 hours of work per day?

A farmer poured 18 snacks into a feeding trough if each snack contains 55 pounds of grain how many pounds of grain did farmer pour in all

What is 2.2 as an improper fraction

Calculate dy/dxif y = 4x3 + 3x2 + 2. A. 12x2 + 6x B. 12x3 + 6x2 C. 12x3 + 6x2 + 2 D. 12x2 + 6x + 2

A train leaves Little Rock, Arkansas, and travels north at 60 kilometers per hour. Another train leaves at the same time & travels south at 65 kilometers per hour. How long will it take before they are 500 kilometers apart?

Use binomial thereom to expand (x+6) ³

How much interest is earned in one year on $5,000 at an interest rate of 3%?