No. 26
= ((4 x 75) + 80) : 5
= (300 + 80) : 5
= 380 : 5
= 76
No. 27
= (20 kg + 40 kg + 20 kg + 30 kg + 10 kg + 40 kg + 50 kg) : 7
= 210 kg : 7
= 30 kg
No. 28
Jumlah Seluruh siswa :
= 110 siswa ÷ 55%
= 110 siswa ÷ 55/100
= 110 siswa x 100/55
= 2 siswa x 100
= 200 siswa
Siswa hobi renang :
= 10% x 200 siswa
= 10/100 x 200 siswa
= 10 x 2 siswa
= 20 siswa
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No. 26
= ((4 x 75) + 80) : 5
= (300 + 80) : 5
= 380 : 5
= 76
No. 27
= (20 kg + 40 kg + 20 kg + 30 kg + 10 kg + 40 kg + 50 kg) : 7
= 210 kg : 7
= 30 kg
No. 28
Jumlah Seluruh siswa :
= 110 siswa ÷ 55%
= 110 siswa ÷ 55/100
= 110 siswa x 100/55
= 2 siswa x 100
= 200 siswa
Siswa hobi renang :
= 10% x 200 siswa
= 10/100 x 200 siswa
= 10 x 2 siswa
= 20 siswa