Menu Close

Question-202208




Question Number 202208 by hardmath last updated on 22/Dec/23
Commented by mr W last updated on 22/Dec/23
which country are you from?  internationally the ABO blood  group system is common, see below.  but you are talking about blood   groups I and III. what is meant?  please answer this question at first  if you can, instead of posting your  same question a third time.
$${which}\:{country}\:{are}\:{you}\:{from}? \\ $$$${internationally}\:{the}\:{ABO}\:{blood} \\ $$$${group}\:{system}\:{is}\:{common},\:{see}\:{below}. \\ $$$${but}\:{you}\:{are}\:{talking}\:{about}\:{blood}\: \\ $$$${groups}\:{I}\:{and}\:{III}.\:{what}\:{is}\:{meant}? \\ $$$${please}\:{answer}\:{this}\:{question}\:{at}\:{first} \\ $$$${if}\:{you}\:{can},\:{instead}\:{of}\:{posting}\:{your} \\ $$$${same}\:{question}\:{a}\:{third}\:{time}. \\ $$
Commented by mr W last updated on 22/Dec/23
Commented by hardmath last updated on 22/Dec/23
Blood group is marked as 1-2-3-4
Commented by mr W last updated on 23/Dec/23
1=?  2=?  3=?  4=?
$$\mathrm{1}=? \\ $$$$\mathrm{2}=? \\ $$$$\mathrm{3}=? \\ $$$$\mathrm{4}=? \\ $$
Commented by hardmath last updated on 23/Dec/23
1(+) and 1(−)  ...  4(+) and 4(−)
$$\mathrm{1}\left(+\right)\:\mathrm{and}\:\mathrm{1}\left(−\right) \\ $$$$… \\ $$$$\mathrm{4}\left(+\right)\:\mathrm{and}\:\mathrm{4}\left(−\right) \\ $$
Commented by mr W last updated on 23/Dec/23
is it so hard to understand?  usually (internationally) there are  four blood types: A, B, AB and O.  when you say blood group 1, do you  mean blood group A, or B, or AB, or  O?  when you say blood group 2, do you  mean .....?  when you say blood group 3, do you  mean ..... ?  when you say blood group 4, do you  mean ..... ?
$${is}\:{it}\:{so}\:{hard}\:{to}\:{understand}? \\ $$$${usually}\:\left({internationally}\right)\:{there}\:{are} \\ $$$${four}\:{blood}\:{types}:\:{A},\:{B},\:{AB}\:{and}\:{O}. \\ $$$${when}\:{you}\:{say}\:{blood}\:{group}\:\mathrm{1},\:{do}\:{you} \\ $$$${mean}\:{blood}\:{group}\:{A},\:{or}\:{B},\:{or}\:{AB},\:{or} \\ $$$${O}? \\ $$$${when}\:{you}\:{say}\:{blood}\:{group}\:\mathrm{2},\:{do}\:{you} \\ $$$${mean}\:…..? \\ $$$${when}\:{you}\:{say}\:{blood}\:{group}\:\mathrm{3},\:{do}\:{you} \\ $$$${mean}\:…..\:? \\ $$$${when}\:{you}\:{say}\:{blood}\:{group}\:\mathrm{4},\:{do}\:{you} \\ $$$${mean}\:…..\:? \\ $$
Commented by hardmath last updated on 23/Dec/23
dear professor,  O (1)  A (2)  B (3)  AB (4)
$$\mathrm{dear}\:\mathrm{professor}, \\ $$$$\mathrm{O}\:\left(\mathrm{1}\right) \\ $$$$\mathrm{A}\:\left(\mathrm{2}\right) \\ $$$$\mathrm{B}\:\left(\mathrm{3}\right) \\ $$$$\mathrm{AB}\:\left(\mathrm{4}\right) \\ $$
Commented by mr W last updated on 23/Dec/23
thanks for clarification!
$${thanks}\:{for}\:{clarification}! \\ $$
Commented by hardmath last updated on 23/Dec/23
thankyou dear professor
$$\mathrm{thankyou}\:\mathrm{dear}\:\mathrm{professor} \\ $$
Commented by mr W last updated on 23/Dec/23
father has blood group B.  the children have group O or B or others.  since a child has group O, the   mother can not have the group AB.  but she may have group O, A or B.  the probability that she has group B  is therefore (1/3).
$${father}\:{has}\:{blood}\:{group}\:{B}. \\ $$$${the}\:{children}\:{have}\:{group}\:{O}\:{or}\:{B}\:{or}\:{others}. \\ $$$${since}\:{a}\:{child}\:{has}\:{group}\:{O},\:{the}\: \\ $$$${mother}\:{can}\:{not}\:{have}\:{the}\:{group}\:{AB}. \\ $$$${but}\:{she}\:{may}\:{have}\:{group}\:{O},\:{A}\:{or}\:{B}. \\ $$$${the}\:{probability}\:{that}\:{she}\:{has}\:{group}\:{B} \\ $$$${is}\:{therefore}\:\frac{\mathrm{1}}{\mathrm{3}}. \\ $$
Commented by hardmath last updated on 23/Dec/23
thank you so much dear peofessor
$$\mathrm{thank}\:\mathrm{you}\:\mathrm{so}\:\mathrm{much}\:\mathrm{dear}\:\mathrm{peofessor} \\ $$
Commented by mr W last updated on 23/Dec/23
is the answer correct?
$${is}\:{the}\:{answer}\:{correct}? \\ $$
Commented by hardmath last updated on 23/Dec/23
yes dear professor
$$\mathrm{yes}\:\mathrm{dear}\:\mathrm{professor} \\ $$
Commented by mr W last updated on 23/Dec/23
thanks!
$${thanks}! \\ $$
Commented by JDamian last updated on 23/Dec/23

Leave a Reply

Your email address will not be published. Required fields are marked *