Question
(4) Bu yil Anora o’tgan yildagiga qaraganda 90 ta ko’p marka to’pladi. Bu o’tgan yilgi
markalar sonidan 18 foizga ko’p. Bu yil uning markalari nechta bo’Idi?
markalar sonidan 18 foizga ko’p. Bu yil uning markalari nechta bo’Idi?
Ask by Weber Hodges. in Uzbekistan
Jan 23,2025
Upstudy AI Solution
Tutor-Verified Answer
Answer
Анора в этом году собрала 590 марок.
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The Deep Dive
Anora o’tgan yilgi markalar sonini “x” deb olamiz. Shunda bu yilgi markalar soni “x + 90” bo’ladi. Berilgan ma’lumotga ko’ra, bu yilgi markalar soni o’tgan yilgi markalar sonidan 18% ko’p, ya’ni:
Bu tenglamani yechamiz:
Tenglamani soddalashtirsak:
Endi “x” ni topamiz:
Demak, o’tgan yilda Anora 500 ta marka to’plagan. Shuning uchun bu yil uning markalari soni:
Shunday qilib, bu yil Anora 590 ta marka to’plagan.