Вопрос школьника по предмету Математика
В магазин завезли арбузы и дыни, причем дыни составляли 35% завезеного.Арбузов было на 126 в более чем динь.Сколько всього центнеров арбузов и дынь завезли в магазин.
Пишите вон так
1)…….(…)-………Тут Обяснение обизательно
2)…….(…)-………Тут Обяснение обизательно
3)…….(…)-………Тут Обяснение обизательно
Даю последнихи18 б
Ответ учителя по предмету Математика
Всего завезли х /ц/ арбузов и дынь, дынь 0.35х /ц/, остальные х-0.35х=0.65х /ц/- арбузы. Согласно условия задачи
0.65х-0.35х=126, х=126/0.3=420
или так.
1) 100%-35%=65% составили арбузы.
2) 65%-35%=30%- на столько % арбузов больше , чем дынь.
3) 126/30*100=420 /центнеров арбузов и дынь завезли в магазин/
Ответ 420 ц арбузов и дынь
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