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

Which is the correct excel formula for the 80th percentile of a distribution that is n(475, 33)? =norm.dist(80,475,33,1) =norm.inv(0.80,475,33) =norm.s.inv((80-475)/33)?

Stefano accidentally dropped his sunglasses off the edge of a canyon as he was looking down. the height, h(t), in meters (as it relates to sea level), of the sunglasses after t seconds, is shown in the table. during its descent, the pair of sunglasses passed by a climber in the canyon 6 seconds after stefano dropped them. to the nearest meter, what is difference in elevation between stefano and the climber? 166 meters 176 meters 230 meters 240 meters its b.176 i took the test 166 is wrong and 176 is correct

Jason went to an arcade to play video games. he paid $2 for every 11 tokens he bought. he spent a total of $16 on tokens. which equation can be used to determine,t, the number lf tokens jason bought