The answer is 8
Hope this help and plz give me points thank u :)
Kevin is incorrect because x+x is adding two numbers, but x^2 is multiply.
Answer:
1/10
Step-by-step explanation:
the probability of your first pick was 1/5, if not retured=ned, the probability of you getting an even number next will then be 2/4. (1/5)(2/4)=1/10
Answer: 87.9675
Step-by-step explanation:
Formula for z:
, where x= data value corresponding to z, 
= mean, 
= standrad deviation.
Given: =85.3, =4.85, z=0.55
To find : x
Hence, The required data value= 87.9675
Answer:
40
Step-by-step explanation:
Ratio of cars to total:
32:80
so we can make another ratio with x
x:100
now make them fractions and cross-multiply
32/80 = x/100
32(100) = 80x
80x = 3200
x = 40
