Integer Challenges in Real Life

A submarine was situated 800 meters below sea level. If it ascends 250 meters, what is its new position relative to sea level?

• 550 meters below sea level

• 550 meters above sea level

• 1050 meters below sea level

• 250 meters below sea level

A hiker is at an elevation of 1,200 meters above sea level. She descends 450 meters and then ascends 300 meters. What is her final elevation?

• 1,050 meters

• 1,500 meters

• 1,050 meters above sea level

• 1,200 meters

• $50

• $-50

• $350

• $-350

During a game, a player loses 15 points in the first round, gains 20 points in the second round, and loses 10 points in the third round. What is the player's total score after three rounds?

• -5 points

• 5 points

• 15 points

• -15 points

A mountain climber starts at an elevation of 2,500 meters. She climbs up 300 meters, descends 150 meters, and then climbs another 200 meters. What is her final elevation?

• 2,850 meters

• 2,750 meters

• 2,950 meters

• 2,650 meters

A temperature drops from 10°C to -5°C. By how many degrees did the temperature decrease?

• 5°C

• 10°C

• 15°C

• 20°C

A diver is 30 meters below the surface of the water. He ascends 12 meters and then descends 8 meters. What is his final position relative to the surface?

• 26 meters below the surface

• 34 meters below the surface

• 22 meters below the surface

• 30 meters below the surface

A football team gains 7 yards on the first play, loses 12 yards on the second play, and gains 5 yards on the third play. What is the net gain or loss in yards?

• 0 yards

• -5 yards

• 5 yards

• -10 yards

• $300

• $700

• $-300

• $-700

• $-6

• $-8

• $-10

• $0