 <translate> Nkọwapụta nke ihe ọmụma: P = P ((A na-emeri, B na-emeri, C na-efunahụ) + P ((A na-emeri, B na-efunahụ, C na-emeri) + P ((A na-efunahụ, B na-emeri, C na-emeri) = 1/5*3/8*4/7 + 1/5*5/8*3/7 + 4/5*3/8*3/7 = 63/280. A kọwara ajụjụ na azịza ya n'okpuru ebe a. <hau> Hanyoyin hankali: P = P ((A ya ci nasara, B ya ci nasara, C ya yi asara) + P ((A ya ci nasara, B ya yi asara, C ya ci nasara) + P ((A ya yi asara, B ya ci nasara, C ya ci nasara) = 1/5*3/8*4/7 + 1/5*5/8*3/7 + 4/5*3/8*3/7 = 63/280. An bayyana tambayoyin da amsoshin da ke ƙasa. 