1. A machine prints 2340 newspapers in 45 minutes. How many will it print in 2 hours?Options: (a) 6240 (b) 3480 (c) 5700 (d) 3630 2. The weight of 50 books is 8 kg. What is the weight of 152 such books? a. 24.320 Kg b. 34.240 Kg c. 45 Kg d. 42.500 Kg
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Answer:
2340=45 min
? = 120 min
120×2340/45
24×2340/9
8×2340/3
8×780
6240
2) 50 books = 8 kg
152 books = ?
152×8/50
76×8/25
24.320 kg
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