This mathematics problem involves applying core mathematical principles and formulas. Below you will find a complete step-by-step solution with detailed explanations for each step, helping you understand not just the answer but the method behind it.

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x = 12
Haya, nitasuluhisha maswali haya hatua kwa hatua.
6. Tatua kwa x:
Hatua 1: Zidisha msalaba.
Hatua 2: Gawanya pande zote mbili kwa 5. Jibu sahihi ni B.
7. Gari husafiri kilomita 180 kwa saa 6. Kasi ya gari ni ipi kwa km/h?
Hatua 1: Tumia fomula ya kasi: Kasi = Umbali / Muda.
Hatua 2: Fanya hesabu. Jibu sahihi ni A.
8. Shati awali ligharimu Ksh 1,500. Baada ya punguzo la 10%, bei ya mwisho ya shati ni ipi?
Hatua 1: Tafuta punguzo la 10% la Ksh 1,500.
Hatua 2: Toa punguzo kutoka bei ya awali ili kupata bei ya mwisho. Jibu sahihi ni A.
9. 25% ya 320 ni ngapi?
Hatua 1: Badilisha asilimia kuwa sehemu au desimali na zidisha na nambari.
Hatua 2: Fanya hesabu. Jibu sahihi ni B.
10. Idadi ya watu katika mji huongezeka kwa 10% kila mwaka. Ikiwa idadi ya sasa ni 50,000, idadi ya watu itakuwa ngapi baada ya miaka 2?
Hatua 1: Tafuta idadi ya watu baada ya mwaka wa 1.
Hatua 2: Tafuta idadi ya watu baada ya mwaka wa 2, kwa kutumia idadi mpya. Hakuna jibu sahihi kati ya chaguzi zilizotolewa. Jibu lililo karibu zaidi ni B) 60,000, lakini hesabu sahihi ni 60,500. Kwa kuwa lazima nichague kutoka kwenye chaguzi, na hakuna 60,500, kunaweza kuwa na kosa katika chaguzi au swali. Hata hivyo, kwa kuzingatia chaguzi, hakuna jibu sahihi kabisa.
Majibu ya mwisho: 6. B) 7. A) 8. A) 9. B) 10. Jibu sahihi la hesabu ni 60,500. Hakuna chaguo linalolingana kabisa.
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Haya, nitasuluhisha maswali haya hatua kwa hatua. 6.
This mathematics problem involves applying core mathematical principles and formulas. Below you will find a complete step-by-step solution with detailed explanations for each step, helping you understand not just the answer but the method behind it.