Kamal has three different types of text books in his library. He has a total of 33 math textbooks and 27 English text books. The ratio of History textbooks to the total number of textbooks is 1 : 5. How many history text books does he have?

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

George is putting trim around his rectangular deck, including the gate. he will need 44 feet of trim to do the entire deck. if the deck is 13 feet long, how wide is the deck?

Match the following reasons with the statements given to create the proof. 1. do = ob, ao = oc sas 2. doc = aob given 3. triangle cod congruent to triangle aob vertical angles are equal. 4. 1 = 2, ab = dc if two sides = and ||, then a parallelogram. 5. ab||dc if alternate interior angles =, then lines parallel. 6. abcd is a parallelogram cpcte