Answer:
60%
Step-by-step explanation:
Answer:
.3 feet
Step-by-step explanation:
3.8 - 3.5 = .3
The answer is 2 two(2x2)=4
2:14 3:21 etc. all you have to do is for every 1 you add to the front number add 7 more to the second number
Answer:
1
Step-by-step explanation:
Equation of variance:
Total Variance = sum (i=1, N) {c^2,variance^2}
= c1^2*variance1^2 + c2^2*variance2^2 + .....
Variance of X = 1
Variance of Y = 5
Variance of Y - 2X = (1^2)*(5) - (2^2)**(1)
= 5 - 4 = 1
