Answer:
1. 54 and 9/20 km
2. 80 mm
3. 1.142 mi
4.0.83333 cm
Step-by-step explanation:
Do them all by the butterfly method.
Answer:
153 adults and 168 children
Step-by-step explanation:
x - number of adults
y - number of children










Is it all clear?
Answer:
The answer will be the first one...
Answer:
b i think
Step-by-step explanation: