If you assume the rental cost changes in a linear fashion, the change over 6 years was $44. The "unit rate of change" is then $44/(6 years) ≈ $7.33/year.
Answer:
3 3/4 tablespoons of coffee to make 10 cups of coffee
3 3/4 =15/4
10 cups require 15/4 tablespoon of coffee
1 cup require how much
15/4 divide by 10
15/4 ÷ 10
=15/4 * 1/10
=15/40
=3/8 tablespoon of coffee for 1 cup of coffee
Answer
The first one is equal and the second one is the first choice.
There are 4 possible letters to start with.
The pass word is 3 letters long.
The first letter can be A, B, C, D = 4 different letters.
The 2nd letter can be 4 - 1 = 3 letters ( Can't have repeats)
The 3rd letter can be 3-1 = 2 letters ( no repeats)
Number of possible passwords = 4 x 3 x 2 = 24
The answer to this question would be the decimal 5.4
