5 soal 8 menit. 40 soal berapa menit

40 soal=5 soal × 8
=8 menit × 8
=64 menit

Bab Perbandingan
Matematika SD Kelas V

5 soal / 40 soal = 8 menit / a
a = 8 x 40 : 5
a = 8 x 8
a = 64 menit

a = 1 jam 4 menit