Предмет: Математика, автор: mfcz

Игорь купил 6 десятков тетрадей а Петя на 4 десятка тетрадей меньше. Сколько десятков тетрадей купили мальчики?

Ответы

Автор ответа: КотикМурр
0
1)60-40=20 тетрадей купил Петя. 2)60+20=80 тетрадей купили мальчики
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Read and write which profession is described in each of the following examples.
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b) This profession requires special education; the person should be king, generous, strict and just; should love children; should possess deep and broad knowledge of a subject; should be responsive, honest, tactful, reserved, patient and tolerant.

c) This trade requires special qualities; the person should be careful; should have quick reactions; should have vision and hearing; should know and observe the traffic rules; should be a good mechanic.

d) This profession requires special education and physical qualities; the person should be very well educated in physics, mathematics, astronomy; should be in a perfect state of health; should have good endurance and the ability to stand great strain and the state of weightlessness; should be courageous and daring.

e) This profession needs special qualities; ability to stand heights or depths, extremes of heat or cold, courage, curiosity, the sense of duty, the ability to risk, good health, devotion to one’s idea, confidence in success.

f) This profession needs the following qualities; enterprise, the ability to foresee, to analyze and to risk; the ability to keep promises; the person should be disciplined, well behaved, communicative; should know foreign languages; to be a good psychologist.