A relay race has a team of 4 runners who run differnet parts of the race. there are 20 students on your track squad. in how many ways can the coach select students to compete on the relay team?

Two equivalent fractions for 4 / 7

431, 154, 254,244,276,263,389,253,274,205 What is the median of the set of data?

The square of any complex number is

a triangle has one angle that measures 5 degrees more than twice the smallest angle, and the largest angle measures 11 degrees less than 3 times the measure of the smallest angle. find the measurements of the 3 angles

The product of the number of employees and the average salary

What is the domain and range of y = - 2x + 1?

Convert the angle 180° to radians express your answer exactly

Write word phrase to represent the numerical expression below. 4 + (27-10)

Find the value of y when x=2 - x - (-2) = y

In a group of 21 students, 8 students take Art courses, 7 students take Music courses. Two students take both courses. A student is chosen randomly from this group. What is the probability that the student takes either Art or Music courses? 57