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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Answer
y = 22
Haya master, sasa tuendelee na maswali haya ya chati ya pai.
Swali la 32 (a): Tafuta thamani ya .
Step 1: Tambua kuwa jumla ya pembe zote katika chati ya pai ni . Kutokana na muundo wa chati, sekta za "food" na "rent" zinaunda nusu ya duara ya juu. Hivyo, jumla ya pembe zao ni .
Step 2: Tatua mlinganyo kwa . Unganisha vigezo vya na namba: Toa 70 kutoka pande zote mbili: Gawanya kwa 5:
Thamani ya ni 22.
Swali la 32 (b): Ikiwa anatumia sh. 36,000 kwa usafiri, hesabu matumizi yake ya kila mwezi.
Step 1: Tafuta pembe inayowakilisha matumizi ya usafiri. Pembe ya usafiri ni . Tumia thamani ya kutoka sehemu (a).
Step 2: Tumia uwiano wa pembe na matumizi ili kupata jumla ya matumizi ya kila mwezi. Tunajua kuwa inawakilisha sh. 36,000. Jumla ya matumizi ya kila mwezi inawakilishwa na . Acha iwe jumla ya matumizi ya kila mwezi.
Step 3: Tatua kwa . Rahisisha sehemu : Hivyo:
Matumizi yake ya kila mwezi ni sh. 180,000.
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Haya master, sasa tuendelee na maswali haya ya chati ya pai. Swali la 32 (a): Tafuta thamani ya y.
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.