Sports
A basketball player scored 40 points in 4 games. What is his scoring rate per game?
10 points / game
A Triceratops eats 200 kg of plants in 2 days. How much does it eat per day?
100 kg
A satellite orbits Earth once every 2 hours. How many times does it orbit in 24 hours?
12 times
A viral video gets 1,000 views every 10 minutes. How many views does it get per minute?
100 views
An swallow carrying a coconut beats its wings 14 times in 2 seconds. What is its wing-beat rate per second?
7 beats/second
A soccer player runs about 10 km in a 90-minute game. At this rate, how many kilometers would she run in 45 minutes?
5 km
A Velociraptor runs at 60 km/h. How far can it travel in 3 hours if it doesn't stop?
180 km
A rocket burns 500 liters of fuel every second. How much fuel does it burn in one minute?
30,000 liters
A streaming service charges $15 for 3 months. How much would it cost for a whole year (12 months)?
$60
If a 5-ounce bird can carry a 1-ounce coconut, how heavy of a coconut could a 10-ounce bird carry (assuming the same ratio)?
2 ounces
Hockey Player A scores 5 goals in 10 games. Hockey Player B scores 8 goals in 20 games. Which player has a higher goals-per-game rate?
Player A (0.5 goals/game vs 0.4 goals/game)
A T-Rex takes 3 strides to cover 12 meters. A Spinosaurus takes 4 strides to cover 15 meters. Which dinosaur has a longer stride length?
T-Rex (4 meters vs 3.75 meters)
Rover A travels 10 meters in 5 minutes. Rover B travels 15 meters in 10 minutes. Which rover is faster?
Rover A (2 m/min vs 1.5 m/min)
Concert A sells 100 tickets in 5 minutes. Concert B sells 150 tickets in 10 minutes. Which concert is selling tickets faster?
Concert A (20 tickets/min vs 15 tickets/min)
An African Swallow (when carrying a coconut) flies 30 meters in 3 seconds. A European Swallow (when carrying a coconut) flies 40 meters in 5 seconds. Which swallow (when carrying a coconut) is faster?
African Swallow (10 m/s vs 8 m/s)
A Formula 1 car’s engine spins at 12,000 revolutions per minute (RPM). How many times does it spin in just one second?
200 spins
A baby Brachiosaurus grows 15 cm every month. How many years will it take to grow 180 cm?
1 year (180 divided by 15 is 12 months)
Light travels 300,000 km in 1 second. How far does light travel in 0.5 seconds?
150,000 km
A movie earns $2 million every 4 days. How many days will it take to reach $10 million?
20 days
To maintain air-speed velocity when carrying a coconut, a swallow must consume 40 insects per mile. How many insects must it eat to carry the coconut for 5 miles?
200 insects
A baseball pitcher throws a ball at 144 km/h. It takes the ball 0.5 seconds to reach the batter. How far away is the batter in meters? (Hint: Convert km/h to meters first).
20 meters (144 km/h is 144,000 meters/hour. Divide by 3600 for seconds = 40m/s. In 0.5s, it travels 20m).
A herd of sauropods migrates 1,200 km every 30 days. If they walk for 10 hours a day, what is their speed in km/h?
4 km/h (They travel 40 km per day. 40 km / 10 hours = 4 km/h).
On a space station, an astronaut uses 0.8 kg of oxygen per day. If a mission has a crew of 4 astronauts and lasts 10 days, how much oxygen is needed in total?
32 kg (0.8 x 4 people = 3.2 kg/day. 3.2 x 10 days = 32 kg).
A pop star gains 100,000 followers every 8 hours. What is the average number of followers gained per hour?
12,500 followers/hour
Two swallows carry a coconut together using a bit of string. They fly at a rate of 15 miles per hour. If they fly for 20 minutes, how many miles have they traveled?
5 miles (20 minutes is 1/3 of an hour. 15 divided by 3 is 5).