Problem: Coming off their amazing upset road win against the Bears, the Dolphins returned home for a Week 10 match-up with the Kansas City Chiefs. The Dolphins dominated the first half with kicker Olindo Mare getting a 40-yard field goal in the first quarter and a 22-yarder in the second quarter. Also in the second period, RB Ronnie Brown got a 1-yard TD run. After a scoreless third quarter, the Chiefs offense finally got going in the final period. Kicker Lawrence Tynes nailed a 27-yard field goal, while RB Larry Johnson got a 2-yard TD. Fortunately, Miami held on to its small lead and advanced to 3-6 on the year.
Answer this question based on the article: How many losses does Miami now have?
A: 6

Problem: As of the census of 2000, there were 6,299 people, 2,519 households, and 1,592 families residing in the city. The population density was 914.5 persons per square mile (353.0/km). There were 2,702 housing units at an average density of 392.3 per square mile (151.4/km). The racial makeup of the city was 75.33% White (U.S. Census), 22.38% African American (U.S. Census) or Race (United States Census), 0.24% Native American (U.S. Census), 0.57% Asian (U.S. Census), 0.08% Pacific Islander (U.S. Census), 0.24% from Race (United States Census), and 1.16% from two or more races. Hispanic (U.S. Census) or Latino (U.S. Census) of any race were 0.89% of the population.
Answer this question based on the article: How many more housing units are there than households?
A: 183

Problem: After a series of Mongol invasions of Korea between 1231 and 1281, Goryeo signed a treaty in favor of the Mongols and became a vassal state. Kublai was declared Khagan of the Mongol Empire in 1260 and established his capital at Khanbaliq in 1264. Japan at the time was ruled by the Shikken of the Hojo clan, who had intermarried with and wrested control from Minamoto no Yoriie, shogun of the Kamakura shogunate, after his death in 1203. The inner circle of the Hojo clan had become so preeminent that they no longer consulted the council of the shogunate ), the Imperial Court of Kyoto, or their gokenin vassals, and made their decisions at private meetings in their residences ). The Mongols also made attempts to subjugate the native peoples of Sakhalinthe Ainu, Orok, and Nivkh peoplesfrom 1260 to 1308.
Answer this question based on the article: For how many years did the Mongol invasions last?
A:
50