How many times larger is 2 x 10-6 than 2 x 10-11? a) 1 x 104 b) 1 x 105 c) 2 x 104 d) 2 x 105

3. mr. sanchez’s class sold fruit pies for $1.65 each and mr. kelly’s class sold bottles of fruit juice for $1.36 each. together, the classes sold 79 items and earned $118.17 for their school. (a) write and solve a system of equations that model the problem. show all your work. (b) which class earned more money? (c) how much more money did that class earn?