Which problems can be solved by performing this multiplication? 3/4 × 24 select each correct answer. there were 24 questions on a test. three-fourths of the questions were science questions. how many questions were science questions? matthew has 24 inches of green ribbon and 34 inch of yellow ribbon. how much ribbon does he have in all? kiki had 24 marbles. she put 34 of the marbles in a jar. how many marbles did she put in the jar? aisha baked 24 muffins. she gave 34 of the muffins to her friends. how many muffins does she have left?