A train traveling 1 kilometer in 1 minute and 20 seconds if the train continues at this rate,How far will it travel in one hour.

Only male crickets chirp. They chirp at different rates depending on their species and the temperature of their environment. Suppose a certain species is currently chirping at a rate of 90 chirps per minute. At this rate, how many chirps occur in one hour? In one 24­hour day? In one year?

Andrea is 3 times as old as Pauline, 10 years from now Andrea will be twice as old as Pauline, How old is Pauline?

A $1500 washing machine in a laundromat is depreciated for tax purposes at a rate of $125 per yeaar/ Find a funtion for the depreciated value  of the washing machine as it varies with time. When does the depreciated value reach $0?

An airplane travels  1908  kilometers against the wind in  3  hours and  2178  kilometers with the wind in the same amount of time. What is the rate of the plane in still air and what is the rate of the wind?

A body cools from 60°C to 50°C in 15 mins in air which is maintained at 30°C. How long will it take this body to cool from 100°C to 80°C in air that is maintained at 50°C.

The number of insects attracted to bright light is currently 8. If the number is expected to quadruple every 9 minutes, how long will it take for the number to reach 900?

A sea turtle made 460 dives in 12 hours at this rate how many dives did the sea turtle make is 3 hours

Trinidad is 150 miles away from Bella. They are traveling towards each other. If Bella travels 6 mph faster than Trinidad and they meet after 5 hours, how fast was each traveling? Trinidad is traveling Bella is traveling Submit Question < Previous mph. mph.

The half-life of oxygen-22 is 2.25 seconds. If there is 8 liters of oxygen-22, how long will it take until only until 1 liter remains?