100 Property Investment Tips: Learn from the experts and accelerate your success

100 Property Investment Tips: Learn from the experts and accelerate your success

Matematika tolong bantu jawab kak :)​

tolong bantu jawab kak :)​

Jawaban:

12. C

13. A

Penjelasan dengan langkah-langkah:

12. (i) dan (iii) adalah perbandingan berbalik nilai

13. 15 x 20 = 12 x (20 + t)

20 + t = 300/12

20 + t = 25

t = 5

  • 15 × 20 = 12 ( 20 + t )
  • 300 = 240 + 12t
  • 300 - 240 = 12t
  • 60 = 12t
  • t = 60/12
  • t = 5 ekor

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