Question

problema 3
va rog cu metoda comparatiei​

Answer 1

7m................5p.....................600 kg

7m................12p...................901kg

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_ 7 301

1.Cat costa o lada cu mere?

301:7=43

2.Cat costa o lada cu pere?

(901-12×43):7=(901-516):7=385:7=55

Answer 2

Răspuns:

Explicație pas cu pas:

7 lazi mere......5 lazi pere............600kg

7 lazi mere.....12 lazi pere...........901 kg

----------------------------------------------------------

o................... 7 lazi pere.................301kg

301kg :7 = 43 kg 1 lada pere

7 lazi mere.....5x43kg...................600kg

7 lazi mere....215 kg pere.............600kg

600kg-215 kg= 385 kg

385kg : 7 = 55 KG mere