Jonas and norma's restaurant bill comes to $23.40. they are planning to tip the waiter 15% of there bill. how much money should they leave for a tip

Sanya noticed that the temperature was falling at a steady rate of 1.4 degrees every hour from the time that she first checked her outdoor thermometer. by 6 a.m., the temperature had fallen 21 degrees. which expression can you use to find how many hours earlier she had first checked the thermometer?

Is it greater than or less than7*3_9*2

Round each decimal to the nearest thousandth. a. 5.39562 b. 0.12345 c. 5634 d. 18.93763