Calculate the difference between the two times. alarm clock number 1
8: 15 am. or pm
alarm clock number 2
3: 30 am or pm.

Abacteria population is tripling every hour. by what factor does the population change in 1/2 hour? select all that apply

If a 36 inch yardstick casts a 21 foot shadow, how tall is a building whose shadow is 168 feet? what is the scale factor

In the field of thermodynamics, rankine is the unit used to measure temperature. one can convert temperature from celsius into rankine using the formula , what is the temperature in celsius corresponding to r degrees rankine? a. 9/5(c - 273) b. 9/5(c + 273) c. 5/9( c - 273) d. 5/9( c + 273)