It would be on both planes. When two planes intersect, they form a line along the points at which the two exist in the same place. Point V is said to exist along line s, which came from the intersection of the planes. This means that the point belongs to both of them.
Her error was dividing them by 2 she would place 1.25 over 5 then divide by 5 to get the unit rate per minute then multiply the quotient by 2 to get the rate of degrees moved for 2 minutes which is .5 or .50 degrees every two minutes.
