Answer:
9/10
30%
Step-by-step explanation:
Only in trial number 4, there is just one correct answer. In all other 9 trials at least 2 answers were correct. So the probability is 9 out of 10 trials give a winning outcome, in short, 9/10.
Giving birth to three males first, is true in 3 out of 10 trials. You can count the total numbers of Y's in the last column.
So 3/10 which is 0.3 which is the same as 30%.
Answer:
Step-by-step explanation:
Given: See Attachment
Required
Determine the length of the legs
To do this, we apply Pythagoras theorem.
In this case:
Open Bracket
Collect Like Terms
Solving using quadratic formula:
So:
or 
Since, x can't be negative, then:
One of the leg is:
Answer:
20 cm^2
Step-by-step explanation:
Sectioned it off and multiplied the length by the width
Answer:
1/2 for or against
Step-by-step explanation:
There is a six sided die so the chance of getting one side is 1/6.
To get the sum for 3 sides, just do 1/6 + 1/6 + 1/6 = 3/6 or 1/2.
answer : -1 welcome
Step-by-step explanation:
4+-5 equals -1
