The libary has at least 5,000 books witch inequality represent the number of books, b,at the library

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle

Solve the following simultaneous equation by using an algebraic method (either substitution or elimination) 2x + 3y=-4 4x-y=11

Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?