Express 1.347 as a repeating decimal

Olga used 100 ounces of flour to make 225 muffins. how many ounces of flour will be used to make 300 muffins?

What is the missing reason in the proof? segment addition congruent segments theorem transitive property of equality subtraction property of equality?

Solve 2 - 3 cos x = 5 + 3 cos x for 0° ≤ x ≤ 180° a. 150° b. 30° c. 60° d. 120°