tolong jawab nomor 3,4,dan 5

3. 120 ÷ (6 × (-4)) × (-15)
= 120 ÷ (-24) × (-15)
= (-5) × (-15)
= 75 (C)
4.FPB dari 42 = 7 × 2 × 3
56 = 7 × 2³
70 = 7 × 2 × 5
FPB : 7 × 2 = 14 (A)
5. FPB 30 = 3 × 2 × 5
18 = 3² × 2
24 = 3 × 2³
FPB : 3 × 2 = 6
hasilnya : 08.15 + 6 jam = 14.15 (D)
#maaf kalau salah