Probability of getting an even number (2,4,6) out of (1,2,3,4,5,6) =3/6=1/2
The probability of getting x even number :
(using the binomial probability)
30Cx (1/2)^x . (1/2)^(30-x)
Answer:
+7 or -7
Step-by-step explanation:
25^2 - 24^2 = b^2
625 - 576 = b^2
49 = b^2
+7 or -7 = b
Answer:

Step-by-step explanation:
From the question we are told that
Number of runners 
Distance 
Generally the top three places can be determined mathematically as


therefore the top three can be determined in 336ways
10% of 14.99 = 1.499 (round to the nearest 10= 1.50)
14.99-1.50= 13.49
Answer = 13.49
Answer:
Opens upward
Step-by-step explanation:
Since the coefficient of
is a positive number +8, then it is a parabola that opens upward