<prompt> textbfViwanja Vya Zamani vya Kukanyaga vya JuanJuan hupanga stempu katika mkusanyiko wake kulingana na nchi na kwa muongo ambao zilitolewa. Bei alizolipia katika duka la stempu zilikuwa: Brazili na Ufaransa, senti 6 kila moja, Peru senti 4 kila moja, na Hispania 5 senti kila moja. Brazili na Peru ni nchi za Amerika Kusini na Ufaransa na Uhispania ziko Ulaya. asy AMC8 2002 8, 9, 10 Tatizo ukubwa inchi 3, inchi 1.5;kwa int y 0; y 5; y chora0,y--18,y;chora0,0--0,5;chora6,0--6,5;chora9,0--9,5;chora12,0--12,5;chora15,0--15,5;chora18,0--18,5;lebowadogo0.850s, 7.5,4.5;lebomizani0.84, 7.5,3.5;lebomizani0.88, 7.5,2.5;lebomizani0.86, 7.5,1.5;lebomizani0.83, 7.5,0.5;lebowadogo0.860s, 10.5,4.5;lebomizani0.87, 10.5,3.5;lebomizani0.84, 10.5,2.5;lebomizani0.84, 10.5,1.5;lebomizani0.89, 10.5,0.5;lebowadogo0.870s, 13.5,4.5;lebomizani0.812, 13.5,3.5;lebomizani0.812, 13.5,2.5;lebomizani0.86, 13.5,1.5;lebomizani0.813, 13.5,0.5;lebowadogo0.880s, 16.5,4.5;lebomizani0.88, 16.5,3.5;lebomizani0.815, 16.5,2.5;lebomizani0.810, 16.5,1.5;lebomizani0.89, 16.5,0.5;lebowadogo0.8Nchi, 3,4.5;lebomizani0.8Brazil, 3,3.5;lebowadogo0.8Ufaransa, 3,2.5;lebowadogo0.8Peru, 3,1.5;lebowadogo0.8Hispania, 3,0.5;lebomizani0.9Mkusanyiko wa Stempu ya Juan, 9,0, S;lebomizani0.9Idadi ya Stampu kwa Muongo, 9,5, N;asy Bei ya wastani ilikuwa kiasi gani, kwa senti, ya stempu zake za 70texts? Rekebisha jibu lako hadi karibu asilimia kumi ya senti.  <response>: Gharama ya stempu za text70:bullet Brazili, 12 0.06 0.72;bullet Peru, 6 0.04 0.24;bullet Ufaransa, 12 0.06 0.72;bullet Uhispania, 13 0.05 0.65.Jumla ni 2.33 kwa stempu za 43 na bei ya wastani ni frac 2.3343 takriban 0.054 5.4 text senti. 