Matnli masalalar (foiz, harakat, ish, aralashma) — test savollari javoblari bilan
Matematika · 27 ta ochiq savol (bankda jami 131 ta) · har birida to'g'ri javob va izoh
1. $200$ ning $25\%$ ini toping.
- A) $25$
- B) $50$
- C) $75$
- D) $100$
Javobni ko'rish
To'g'ri javob: B) $50$
2. $60$ son $300$ ning necha foizi?
- A) $15\%$
- B) $25\%$
- C) $20\%$
- D) $30\%$
Javobni ko'rish
To'g'ri javob: C) $20\%$
3. Sonning $10\%$ i $15$ ga teng. Sonni toping.
- A) $100$
- B) $150$
- C) $120$
- D) $180$
Javobni ko'rish
To'g'ri javob: B) $150$
4. Narx $500$ so'mdan $600$ so'mga oshdi. Necha foizga oshgan?
- A) $10\%$
- B) $15\%$
- C) $20\%$
- D) $25\%$
Javobni ko'rish
To'g'ri javob: C) $20\%$
5. $0.15$ ni foiz ko'rinishida yozing.
- A) $1.5\%$
- B) $15\%$
- C) $150\%$
- D) $0.15\%$
Javobni ko'rish
To'g'ri javob: B) $15\%$
6. $400$ ning $75\%$ ini toping.
- A) $200$
- B) $250$
- C) $300$
- D) $350$
Javobni ko'rish
To'g'ri javob: C) $300$
7. $\frac{3}{4}$ ni foiz ko'rinishida yozing.
- A) $34\%$
- B) $50\%$
- C) $75\%$
- D) $80\%$
Javobni ko'rish
To'g'ri javob: C) $75\%$
8. Sinfda $40$ ta o'quvchi bor. $30\%$ i qiz. Nechta qiz bor?
- A) $10$
- B) $12$
- C) $15$
- D) $8$
Javobni ko'rish
To'g'ri javob: B) $12$
9. Narx $800$ so'mdan $20\%$ ga tushdi. Yangi narxni toping.
- A) $640$
- B) $600$
- C) $720$
- D) $680$
Javobni ko'rish
To'g'ri javob: A) $640$
10. $45\%$ ni o'nli kasr ko'rinishida yozing.
- A) $4.5$
- B) $0.45$
- C) $0.045$
- D) $45.0$
Javobni ko'rish
To'g'ri javob: B) $0.45$
Bu — mavzuning ochiq namuna qismi. To'liq bank, vaqt rejimi, tahlil va xatolar ustida ishlash — test rejimida.