What to the power of 4 equals 81?

What is a multiple of 8 between 300 and 400? How do you write one hundred thousand billion in standard form? What is 7 minus 4 2 over 9? 4 right angles 2 diagonals 4 axes of symmetry? Prime numbers 1 through 50? What does positive and negative Slopes indicate? What do you call polygons in witch all sides have the same length? How many feet in 1.22 miles? What is two and one half plus 2 and three fourths? What two things does the MNP 5 standard control? What times 5 equals 16? How long would it take to travel 186 miles at 70 miles per hour? What is the shape has 2 pairs of parallel sides and equal length diagonals which do not cross at 90 degrees? How do you complete a Punnett square? How old is the sh boss boys? What is the y intercept of the equations y equals 1.5x-4.5? A rectangle has an area of 42 square inches.which has a greater perimeterthe rectangle with the dimensions x or the dimensions x? What day of the week was it September 29 1988? What is a word that means equivalent? What is a number increased by 18?