# ŽSR

Calculate fixed annual personnel costs of operating monorail line 115 km long if every 7 km is a station that serves three people - one dispatcher and two switchmen in 4-shift operation. Consider the average salary of the employee 829 euro.

## Correct answer:

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### You need to know the following knowledge to solve this word math problem:

**arithmetic**- multiplication
- division
**basic functions**- ratio
- inverse proportion
- direct proportionality
**numbers**- fractions
- rational numbers

### Units of physical quantities:

### Grade of the word problem:

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