1. Option 1. To a confectionery factory for cake packaging, 5 rolls of ribbon, each 60 m long, were delivered. How many cuts need to be made to get pieces of ribbon, each 1 m 50 cm long?
A number or a short expression. Spacing, $ signs and \frac vs / are all fine.
Official solution
Answer: 195.
Solution: From one roll, 40 pieces of ribbon, each 1 m 50 cm long, can be obtained. For this, 39 cuts are needed. Therefore, a total of 5⋅39=195 cuts are required.
Source: NuminaMath-1.5,
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