Whats a word of phrase used to show division in a word problem

(if f(x)=4x^2 and g(x)=x+1, find (f o g)(x)

Miranda is braiding her hair.then she will attach beads to the braid.she wants 1_3 of the beads to be red.if the greatest number of beads that will fit on the braid is 12,what other fractions could represent the part of the beads that are red?

When 142 is added to a number the result is 64 more then 3 times the number. option 35 37 39 41