161. These matchsticks depict a donkey traveling east.
Can you move just one matchstick and make the donkey change direction?
162. At a meeting of the Senate, five men spoke for different lengths of time: Aulus, Marcus, Quintus, Titus, and Vibius. All of them wore a toga, but each had a different hair color. Based on the following statements, determine the order in which they spoke, the length of their speeches, and the color of their hair.
163. In the string of letters below, can you cross out all the unnecessary letters so that a logical sentence remains?
O E G U I C N A N L
E S C E E N S T S E A N R C Y E L
R E E T M A T E I R S N S
164. Can you draw this figure without lifting your pencil from the paper, retracing any lines, or crossing them?
165. A goblet is one-third full of wine, and another goblet, with equal capacity, is one-fourth full of wine. Each is filled with water, and their contents are mixed in a crātēra. Half of the mixture is poured into one of the goblets.
166. One pan of a scale holds a fish weighing 9 pounds and a cheese wheel weighing 15 pounds. The other pan holds a cheese weighing 3 pounds and three melons. What is the average weight of the melons if the scale is balanced?
167. Prior to a meeting of the Senate, Gaius Perplexus challenged the assembly with this proposal: "I'll give an amphora of wine to the first citizen who can answer this question correctly."
What three letters will complete this sequence: O T T F F S S _ _ _?
168. A Roman matron sent her children --an equal number of boys and girls-- to the bakery with a slave to purchase some buns. She gave the slave seven pennies to spend with instructions that each child received exactly the same value in buns. The buns were being sold at three prices: one for a penny, two for a penny, and three for a penny. Assuming that all the buns remained whole, how many buns, and of what type, did each child receive?
169. A generous patron set aside a certain amount of money for equal distribution to his clients each week. With the Saturnalia approaching, he remarked that if there were five fewer clients the next week, each would receive two sestertii more. Unfortunately, there were actually four more clients applying for the sportulae, and each one received one sestertius less for the morning salūtātio.
How much did each person receive at the Saturnalian distribution?
170. Tignarius wants to cut this board into four pieces that will fit together to form a square. Can you figure out where to saw?