Complete the series: 1, 5, 20, 60, 120 ____?
- 480
- 120
- 240
- 560
Explanation
1*5 = 5
5*4 = 20
20*3 = 60
60*2 = 120
120*1 = 120
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اس سوال کو وضاحت کے ساتھ پڑھیں
- 80
- 70
- 76
- None of these
1*5 = 5
5*4 = 20
20*3 = 60
60*2 = 120
120*1 = 120
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