The 7 out of ten adds up to 56 the last 3 add up to 36 which equals 92 divided by ten is 9.2 average
Answer:
0.0098
Step-by-step explanation:
Probability of being pregnant:100/1000
=1/10.
98% chance:=98/100 ×1/10
=98/1000
Therefore the probability that she really is pregnant is: 0.098
The answer will be p+q+r, or p+r+q, or q+p+r. Hope it help!
Answer:
Orange ribbon Zoe use is 
Step-by-step explanation:
Given:
Zoe had 3 1 /8 feet of orange ribbon. She used some ribbon to make a bow for a gift now she has 1 3 /8 feet of orange ribbon left.
Now, to find the orange ribbon Zoe use.
Let the orange ribbon Zoe use be 
Total orange ribbon Zoe had = 
Ribbon Zoe had left = 
Now, to get the orange ribbon Zoe use:

<em>Subtracting both sides by </em>
<em> we get:</em>

<em>Adding both sides by </em>
<em> we get:</em>






Therefore, orange ribbon Zoe use is 