Sandra is 4 feet tall. pablo is 10% taller than sandra and michaela is 8% taller than pablo. a)explain how to find michael's height with the given information. b)what is michaels approximate height in feet and inches

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?

Three baby penguins and their father were sitting on an iceberg 0.50.50, point, 5 meters above the surface of the water. the father dove down 4.74.74, point, 7 meters from the iceberg into the water to catch dinner for his kids. what is the father penguin's position relative to the surface of the water?

Which of the following contains a variable?