What is the interquartile range of the data? 150, 165, 180, 198, 204, 216, 230, 255

Three friends go to a book fair. allen pends $2.60. maria spends 4 times as much as allen. akio spends $3.45 less than maria. how much does akio spend?

Which is the y intercept of the function f (x) = 2/9x+1/3

Find the measure of each complementary angles with measure 4x and 5x - 18 degrees

Solve x + y + z = - 6 -2x - 2y - 2z = 12 5x + 5y + 5z = - 30 Solve x + y = 6 y + z = 0 x + y - z = 4

Which pair is made up of prime numbers 11 & 33, 42 & 56, 37 & 67, 57 & 97

Identify the roots of - 3x^3-21x^2+72x+540=0. State the multiplicity of each root.

What is 4/7 times 5/p

The area of a triangular block is 64 sq in. if the base of the triangle is twice the height, how long are the base and the height of the triangle

Find the answer to this equation x + 28 = 52

Joel made egg sandwiches and tuna sandwiches in the ratio 2:3. He then made 15 more tuna sandwiches and the ratio changed to 1:3. How many sandwiches did Joel make in all show your work and explain how u found your answer.