This is a math problem how do solve it what is answer

Which of the greatest common gcf of 32 and 48 a 16 b 96 c 8 d 32

If there is no real number solution to the quadratic equation x^2+2x+c=0 what is a possible value of c? 1 -2 0 3

Iwill give ! if m∠a=59 and m∠3=81°, what is m∠b? m∠b= _[blank]_°