Answer:
a). 1/13
There are 4 5s. so 4/52
b). 3/13
12 total jack, king, and queen. 12/52
c). 15/26
30 cards are not face cards so 30/52
45/120 = 3/8
as the simplest fraction

÷

equals

.
First, convert

to improper fraction. Use this rule:

=

. Your problem should look like:

÷

.
Second, simplify 2 x 8 to get 16. Your problem should look like:

÷

.
Third, simplify 16 + 3 to get 19. Your problem should look like:

÷

.
Fourth, convert

to improper fraction. Use the same rule as earlier. Your problem should look like:

÷

.
Fifth, simplify 4 + 1 to get 5. Your problem should look like:

÷

.
Sixth, apply this rule: a ÷

= a ×

. Your problem should look like:

×

.
Seventh, apply this rule:

×

=

. Your problem should look like:

.
Eighth, simplify 19 × 4 to get 76. Your problem should look like:

.
Ninth, simplify 8 × 5 to get 40. Your problem should look like:

.
Tenth, simplify. Your problem should look like:

.
Eleventh, convert to mixed fraction. Your problem should look like:

which is the answer.
Answer as mixed number form:

.
Answer as exact form:

.
Answer as decimal form: 1.9.