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A motorist covered 10.8km in 45 minutes. Calculate his speed in kilometers per hour.
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8 stepsHaya, tutasuluhisha maswali haya.
5. Form a sequence at which the farmer was planting his seedlings in 6 days.
Tambua nambari ya kwanza ya mfuatano () na tofauti ya kawaida ().
Mkulima alipanda miche 24 siku ya kwanza, hivyo .
Alipanda miche miwili zaidi kila siku kuliko siku iliyopita, hivyo .Unda mfuatano wa siku 6 kwa kuongeza tofauti ya kawaida kwa kila neno.
Siku 1: 24
Siku 2:
Siku 3:
Siku 4:
Siku 5:
Siku 6:
Jibu la mwisho ni:6. Calculate his speed in kilometers per hour.
Badilisha muda kutoka dakika kwenda masaa.
Kuna dakika 60 katika saa 1.
Tumia fomula ya kasi, ambayo ni .
Fanya hesabu.
Jibu la mwisho ni:
7. Find the original price of the phone.
Tambua asilimia ya bei mpya.
Bei ilipunguzwa kwa 25%, hivyo bei mpya ni ya bei halisi.
Weka mlinganyo ambapo ni bei halisi.
Gawanya bei mpya kwa asilimia ya bei mpya (kama desimali) ili kupata bei halisi.
Jibu la mwisho ni:
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