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