soal dan jawaban stan8desember2015

1. 0. 1125 : 0.45 + 0.2275 : 0.65 =

a. 0.40

b. 0.55

c. 0.45

d. 0.60

jwb : D

2. 0.875 : 0.25 + 0.44 : 2.75 =

a. 3.42

b. 3.66

c. 3.58

d. 4.42

jwb : B

3. jika 3a + 8b = 7/3, maka presentase (9a + 24b ) b terhadap 16b adalah

a. 43.25%

b. 86.50%

c. 43.75%

d. 87.50%

jwb : C

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