The answer is 35.
Step By Step Explanation:
First put in terms of numerator/denominator without the 4 in the front. We first multiply 8*4 and then add that to 3. Then our new fraction is 35/8 and then we get our answer of 35
Answer:
The probability is 1/4 or 25% chance of having haemophilia
Step-by-step explanation:
Let's take the hemophilia gene to be 'a' and normal to be 'A'. The woman has a gene for hemophilia due to inheritance from the father. She then married a normal man. Thus when we do our genotypic crossing, there is a product of XAXA, XAY, XAXa, XaY. Thus an hemophiliac male, XaY is just 1/4 probability
Answer:
54 students
Step-by-step explanation:
If the ratio is 50:9, we multiply the 50 by 6 to get 300 students and we also multiply the 9 by 6 to get the correct ratio. The ratio is 300:54