Javob: a) Masofa = 486 km; b) Tezlik = 87.5 km/h; c) Vaqt = 15.5 h
Qisqa tushuntirish: Jadvalni to'ldirish uchun masofani, vaqtni va tezlikni topish formulalaridan foydalanamiz.
- a) Masofani topish:
- Masofani topish uchun tezlikni vaqtga ko'paytiramiz.
\[ \text{Masofa} = \text{Tezlik} \times \text{Vaqt} \]
\[ \text{Masofa} = 72 \text{ km/h} \times 6\frac{1}{6} \text{ h} = 72 \times \frac{37}{6} = 12 \times 37 = 444 \text{ km} \]
- b) Tezlikni topish:
- Tezlikni topish uchun masofani vaqtga bo'lamiz.
\[ \text{Tezlik} = \frac{\text{Masofa}}{\text{Vaqt}} \]
\[ \text{Tezlik} = \frac{1050 \text{ km}}{12 \text{ h}} = 87.5 \text{ km/h} \]
- c) Vaqtni topish:
- Vaqtni topish uchun masofani tezlikka bo'lamiz.
\[ \text{Vaqt} = \frac{\text{Masofa}}{\text{Tezlik}} \]
\[ \text{Vaqt} = \frac{2790 \text{ km}}{180 \text{ km/h}} = 15.5 \text{ h} \]
Javob: a) Masofa = 486 km; b) Tezlik = 87.5 km/h; c) Vaqt = 15.5 h