By what percent will the number change if:
you take one third of it

Can you draw an isosceles triangle with only one 80 degree angle?

Pelle's sister is three years older than pelle the father is 5 times as old as pelle the mother was 28 when the sister was born altogether they are 98 years old how old is pelle?

For f(x) = 3x+1 and g(x) = x2 - 6, find (g/f)(x)