9. Al obtener los resultados de un examen se encontró que 20 niños habían reprobado este número corresponde al 40%, cuantos niños presentaron el
examen?
Ayud compadres

You have 3 boxes, one "strawberries"; one "mentos" and one "mixed".but you know that all the labels are in incorrect order .how do you know witch is witch?

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?

Type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar. consider the given table.