Divide. round to the nearest tenth. 8 / 6.403 that's what i need with, what's the answer?

Which region represents the solution to the given system of inequalities? |-0.5x+y23 | 1.5x+ys-1 5 4 -3 -2 -1 1 2 3 4

An electrician cuts a 136 foot long piece of cable. one piece is 16 feet less than 3 times the length of the other piece. find the length of each piece

X^2/100+y^2/25=1 the length of the major axis is: a)5 b)10 c)20