Look at the image and thank you

Which value is not a solution of 8x^3 – 1 = 0

12 out of 30 people chose their favourite colour as blue caculate the angle you would use for blue on a pie chart

Carl is hanging pictures in his home. there is a space on a wall that has a width of 4 feet. carl has pictures with different widths. which picture width would fit in the space on the wall? a. 46 inches b. 60 inches c. 50 inches d. 54 inches