Matematika

Pertanyaan

tolong pakai cara yaa...mks:)
tolong pakai cara yaa...mks:)

2 Jawaban

  • Bensin | jarak tempuh
    4 liter | 120 km
    1,5 liter | x

    4/1,5 = 120/x
    4x = 180
    x = 45 km

    Persentase jarak yg dpt ditempuh
    = 45/120 x 100%
    = 75/2 % = 37,5%
  • Jarak yg bs ditempuh setiap 1 liter bensin = 120 / 4 = 30 km/liter

    Bensin yg tersedia = 1 1/2 liter = 3/2 liter

    jarak yg dapat ditempuh = 30 km / liter x 3/2 liter = 45 km

    persentase jarak yg dapat ditempuh = 45/120 x 100% = 3/8 x 100% = 37,5%