Which of the following equations shows direct variation between u and v? choose all answers that are correct. a. v =1/u + 6 b. v/u = 9 c. 0.5(1/u) = v d. 3.5u = v

Julie multiplies 6.27 by 7 and claims the product is 438.9 .explain without multiplying how you know juliesanswer is not correct.find the correct answer

Classify the following number. −9.070707…

Sara goes on a slingshot ride in an amusement park. she is strapped into a spherical ball that has a radius 3*10^2 of centimeters. what is the volume of air in the spherical ball? use this formula: volume of a sphere=4/3pi,r^3 , where r is the sphere’s radius.