Sorry if my writing is a bit sloppy, but I hope this helps.
B, there are two sections that say 1, and there are less sections then the other one with two ones
0.13 and the amount of digits are 1 because there is only a repeating 3.
Cylinder
Cone
Sphere
I guess
The equation of any straight line, called a linear equation, can be written as: y= mx+b, where my is the slope of the line and b is the y-intercept. The y-intercept of this line is the value of y at the point where the lone crosses the y axis.