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1. \(\)Hoeveel uren passen er in 291600 seconden?\(\)
2. \(\)Hoeveel seconden passen er in 52 minuten? \(\)
3. \(\)Hoeveel seconden passen er in 14 uren? \(\)
4. \(\)Hoeveel minuten passen er in 2340 seconden?\(\)
5. \(\)Hoeveel minuten passen er in 3120 seconden?\(\)
6. \(\)Hoeveel seconden passen er in 19 minuten? \(\)
7. \(\)Hoeveel uren passen er in 4920 minuten?\(\)
8. \(\)Hoeveel minuten passen er in 3960 seconden?\(\)
9. \(\)Hoeveel minuten passen er in 46 uren? \(\)
10. \(\)Hoeveel minuten passen er in 5040 seconden?\(\)
11. \(\)Hoeveel uren passen er in 2280 minuten?\(\)
12. \(\)Hoeveel minuten passen er in 61 uren? \(\)

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Verbetersleutel

1. \(291600 \text{ seconden}\\=291600:3600\text{ uren}\\=81\text{ uren}\)
2. \(52 \text{ minuten}\\=52\times60\text{ seconden}\\=3120\text{ seconden}\)
3. \(14 \text{ uren}\\=14\times3600\text{ seconden}\\=50400\text{ seconden}\)
4. \(2340 \text{ seconden}\\=2340:60\text{ minuten}\\=39\text{ minuten}\)
5. \(3120 \text{ seconden}\\=3120:60\text{ minuten}\\=52\text{ minuten}\)
6. \(19 \text{ minuten}\\=19\times60\text{ seconden}\\=1140\text{ seconden}\)
7. \(4920 \text{ minuten}\\=4920:60\text{ uren}\\=82\text{ uren}\)
8. \(3960 \text{ seconden}\\=3960:60\text{ minuten}\\=66\text{ minuten}\)
9. \(46 \text{ uren}\\=46\times60\text{ minuten}\\=2760\text{ minuten}\)
10. \(5040 \text{ seconden}\\=5040:60\text{ minuten}\\=84\text{ minuten}\)
11. \(2280 \text{ minuten}\\=2280:60\text{ uren}\\=38\text{ uren}\)
12. \(61 \text{ uren}\\=61\times60\text{ minuten}\\=3660\text{ minuten}\)