Soal SD · Latihan campuran · Kesulitan 3/5
Doni is 9 years old. His sister is 4 years older than him. Their mother is 3 times as old as Doni's sister. How old is their mother?
- A.27 years old
- B.30 years old
- C.36 years old
- D.39 years old
Kunci jawaban & pembahasan
Jawaban: 27 years old
Doni is 9. His sister is 9 + 4 = 13 years old. Mother is 3 × 13 = 39 years old.
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