Please Help. Ellis spends $850 per month on fixed expenses. Ellis earns $20 per hour. How many hours does Ellis need to work each month to spend 50% of his/her income on fixed expenses?

Diana is painting statues. she has 7/8 of a liter of paint remaining. each statue requires 1/20 of a liter of paint.how many statues can she paint? yeah dad i added the cup to the door now will you stop emailing me while im doing my homework.(lmbo xd i just realized this wooow)

The hawaiian alphabet has 12 letters. how many permutations are posible for each number of letters?

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)