5_klass_obsheobraz_matematika_iv_chetvert_sor_8_i_variant

5 klass matematika zadaniya sor-8 1. aziz kajdiy mesyats otkladivaet 22 % ot svoey zarplati. ego zarplata sostavlyaet 16400000 sumov. 1) skolko deneg nakopit aziz za chetire mesyatsa? 2) skolko mesyatsev doljen otkladivat dengi aziz, chtobi priobresti komplekt bitovoy texniki stoimostyu 27000000? (4 balla) 2. u anori est 240 sinix, zelyonix, krasnix i belix busin. v tablitse privedeno kolichestvo busin kajdogo tsveta. (6 ballov) chislo busin chislo busin siniy ? zelyoniy 68 krasniy 84 beliy 52 1) skolko protsentov sostavlyayut sinie busini ot ix obshego kolichestva? 2) na skolko protsentov chislo sinix busin menshe chisla krasnix busin? 3. v sleduyushey tablitse pokazani protsentnie stavki, viplachivaemie bankami a i b v zavisimosti ot summi vklada: bank a bank b summa vklada …

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