Answer:
y = 2
Step-by-step explanation:
6y-5=7
+5 +5
6y=12
/6 /6
y=2
199.
the z score for the 90th percentile is 1.28, so you can solve the equation

which gets you the 199
It’s 10. This is because 27/3 is 9 so the ratio is by 9
Answer:
4x+4y=$40 4 pins and 4 rings
Step-by-step explanation:
Making a table is the easiest for this equation.
6/4=10
12/8=20
18/12=30
24/16=40