Answer:
42
Step-by-step explanation:
If we suppose the value is constant,
Divide 30/5 we get 6.
so now we know for every 1 x we get 6 y.
Multiply 6 times 7 = 42.
The value of y = 42 when x = 7.
8.46...hundredth. 8.5....tenths
Answer: -0.57
Step-by-step explanation:
z-score: data - mean / standard deviation
25 - 27 / 3.5
= -0.57
Answer:
54+2.50x=4.75x
x=24 video games
Step-by-step explanation:
54+2.50x=4.75x
54=2.25x
x=24
Check answer:
54+2.5(24)=2.25(24)
114=114
