Which variable expression matches the word phrase?

1.
the sum of 12 and the quotient of 9 and a number

2.
the difference of 12 and the product of 9 and a number

3.
the difference of 12 and the quotient of 9 and a number

4.
12 more than quotient of a 9 and number

a.
12 + (9 ÷ y)

b.
12 – (9 ÷ y)

c.
12 – 9y me

the answer is c)8

step-by-step explanaction:

the data of the detroit pistons in numerical order from least to greatest is 0.30, 0.37, 0.55, 0.62, 0.69, 0.72, 0.73, 0.75, 0.77, 0.78, 0.80, 0.81, 0.81, 0.83, 0.84, 0.89

the data of the miami heat in numerical order from least to greatest is 0.50, 0.50, 0.56, 0.57, 0.67, 0.72, 0.72, 0.72, 0.75, 0.75, 0.76, 0.81, 0.82, 0.90, 1.00, 1.00

the detroit pistons median : 1.52

the miami heat median: 1.47

the iqr of this data is 0.05