How is 19/99 irrationall?

The Windows on a building are proportional to size of the building. the height of each window is 18in and the width is 11 in. if the height of the building is 108ft what is the width of the building

How to explain that x/y can result in either a positive or negative quotient

If f (x) = 3x + 10x and g (x) = 4x - 2, find (f + g) (x). A. 3x - 6x + 2 B. 3x + 6x + 2 C. 17x - 2 D. 3x + 14x - 2

What is the equation in standard form of the line shown on the graph? x = 4 y = 4 x + y = 4 x - y = 4

Joel built 9 birdhouses today. He used 6 pieces of wood for each birdhouse. How many pieces of wood did Joel use? 1. 14 2. 3 3.54 4.56

What is the inverse of g (x) = 1/x-1 and is it a function? 1/x + 1, yes 1/x, yes 1/x - 1, no 1/y - 1, no

A mixture of 17 %disinfectant solution is to be made from 10% and 20% disinfectant solution. How much of each solution should be used if 20 gallons of the 17% solution are needed?

The distance between city E and F is 678.35 miles and the distance between city F and G is 156.8 miles. What is the distance between city G and H if the total distance is 2,457 miles?

What percent of the payments made were due to interest for the months shown? a. 30.9% b. 32.6% c. 62.5% d. 63.4%

Here is a famous equation from geometry. c2 = a2 + b2 For which values of a and b will the value of c be a rational number? A. a = 1, b = 1 B. a = 2, b = 3 C. a = 3, b = 4 D. a = 4, b = 9