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A local television station sells time slots for commercials in 10 minute intervals. Due to increased pressure from their sponsors, they are doing one weekend of non-stop commercials. How many commercials can the television station air in a full Saturday and Sunday?
Tony is planning to read a novel. The table above shows the information about the novel, Tony’s reading speed, and the amount of time he plans to spend reading the novel each day. If Tony reads at the rates given in the table, which of the following is closest to the number of days it would take Tony to read the entire novel?
Miguel rode his bike home from school to feed his pet turtle. If Miguel’s house is 4 miles from school, and he made it home in 15 minutes, what would his average speed have been, to the nearest tenth of a mile per hour?
A student is doing a scale drawing of a woolly mammoth on a piece of poster board for her presentation on the last ice age. She was surprised to find that the woolly mammoth, reaching a height of only about 10 feet, 6 inches, was actually smaller than today’s African elephant. Even more surprising is the fact that the woolly mammoth’s tusks averaged 11.5 feet in length. If the student draws the mammoth 14 inches tall on her poster, approximately how many inches long should she make the tusks?
The Great Pyramid of Giza had an original height of 480 feet, 8 inches. Inside the pyramid is a 53.75-foot passage, called the Dead End Shaft. Suppose a museum is building a scale model of the pyramid for patrons to explore. Because of the museum’s ceiling height, they can only make the pyramid 71 feet, 6 inches tall. About how long should the museum’s Dead End Shaft be?
A website received 2,100 visitors in July from both subscribers and nonsubscribers. If the ratio of subscribers to nonsubscribers among this group was 2:5, how many more nonsubscribers visited the site in July than subscribers?
In an American political election, the ratio of votes received for the Independent candidate to the Democratic candidate to the Republican candidate was approximately 19:18:13. If 510,000 votes were cast in the election, how many more votes were cast for the Independent candidate than for the Republican candidate?
In a study of bat migration habits, 240 male bats and 160 female bats have been tagged. If 100 more female bats are tagged, how many more male bats must be tagged so that \(\frac35\) of the total number of bats in the study are male?
One lit match releases approximately 1,100 joules of heat energy. If 1 joule equals 0.239 calories, how many matches must be lit to produce 2,100 calories of heat energy?
Three cars all arrive at the same destination at 4:00 PM. The first car traveled 144 miles mostly by highway. The second car traveled 85 miles mainly on rural two-lane roads. The third car traveled 25 miles primarily on busy city streets. The first car traveled at an average speed of 64 mph. The second car started its drive at 2:18 PM. How many minutes had the first car already been traveling before the second car started its drive?
Three cars all arrive at the same destination at 4:00 PM. The first car traveled 144 miles mostly by highway. The second car traveled 85 miles mainly on rural two-lane roads. The third car traveled 25 miles primarily on busy city streets. The first car traveled at an average speed of 64 mph. The second car started its drive at 2:18 PM.
A third car encountered heavy traffic for the first 60% of its trip and only averaged 15 mph. Then traffic stopped due to an accident, and the car did not move for 20 minutes. After the accident was cleared, the car averaged 30 mph for the remainder of the trip. At what time in the afternoon did the third car start its trip? Use only digits for your answer. (For example, enter 1:25 PM as 125)
Suppose an object is moving at 66 ft/sec. How fast would you have to drive a car, in miles per hour, in order to keep pace with this object? (5,280 feet is equivalent to 1 mile)