Mũbango wa $5

Watho o ta ũrĩa ũtaarĩirio

Iga $5 harĩ o beti ithano cia mĩhari ĩĩrĩ itarĩ ihumbanĩte, ĩhumbĩre tũnyũmbaindoKanyũmbaKamwe ka tũnyũmba 37 tũrĩ na namba rota-inĩ. Ningĩ metagwo: slot, cup.Thoma wothe → 30 twa rureti ya Rũraya. Beti icio ithano cia hamwe ciũragia $25 o mũthiũrũrũko, nĩ ũndũ ũcio “$5 o mũthiũrũrũko” no kuuga $5 harĩ o gĩcunjĩ. Kũingĩhia o beti maita ikũmi thuutha wa hasara ĩmwe gũtũmaga o beti ĩtuĩke $50; kĩrĩa kĩrũmĩrĩrĩte nĩ kĩbataraga watho wakĩo mwarĩrie.

Kĩambĩrĩria kĩa ma na kwĩyongera kũrĩa gũtaarĩtwo

MarĩhimbecaMarĩhiKĩrĩa beti ĩhootanĩte ĩcookagia, ĩgwetagwo “X kwa 1” makĩria ma mbeca cia beti iria icookagio.Thoma wothe → ma kawaida ma mĩhari ĩĩrĩ nĩmatũmaga hithabu ĩno ĩrũmĩrĩre ĩkĩĩhenya.

Mũhiano

Kĩambĩrĩria-inĩ, ĩmwe ya beti icio ithano cia mĩhari ĩĩrĩ ĩrahoota na ĩgacookia $30 hamwe na mbeca ciayo cia beti $5. Ruta mũigĩreindoRamani ya methaKĩhari kĩa beti kĩrĩa kĩcabĩtwo metha-inĩ. Ningĩ metagwo: metha, gĩtambaya.Thoma wothe → wothe wa $25 nĩguo ũkorwo na +$5; beti icio inya ihootetwo nĩcio ciũragia $20. Namba ĩtahumbĩrĩtwo ĩũragia $25 ciothe. Mũthaki angĩrũmĩrĩra kwĩyongera kũu kũmwe kwa maita ikũmi kũrĩa kwarĩtio, beti ithano iria irũmĩrĩrĩte nĩ $50 o ĩmwe, ti $300 ciothe; beti ĩmwe ĩngĩhoota ĩcookagia $300 ciothe harĩ $250 iria ciaigĩtwo, baita +$50.

Thogora na ũgwati

Mweke wa mũico mwega kĩambĩrĩria-inĩ nĩ 30/37 = 81.081%, ũigananĩtio na hasara mũgwanja cia $25. Thogora ũrĩa wetagĩrĩrwohithabuThogora ũrĩa wetagĩrĩrwoMũico wa gatagatĩ wa o beti ĩmwe ihinda-inĩ iraya. −1/37 ya mbeca cia beti o beti ya kawaida ya rureti ya Rũraya.Thoma wothe → nĩ (30 × 5 − 7 × 25) / 37 = −25/37. Gũcookia na maita ikũmi kũigaga $250 ũgwati-inĩ thuutha wa hasara ĩmwe tu. Mũthemba ũngĩ wa maita ikũmi na meerĩ ũhũthagĩra $60 harĩ o beti, $300 ciothe, na ũrehaga baita +$60 namba ĩhumbĩrĩtwo ĩngĩoka. Gũtirĩ mũthemba o na ũmwe ũgarũraga uumithio wa kasino wa 2.70% wa rureti ya Rũraya.

Ciũria