Answer:
b
Step-by-step explanation:
Answer:(2;-4)
Step-by-step explanation:
The expression (5×20-3)÷7 can be used to find the number of groups.
False
The expression (4×20-3)÷7 can be used to find the number of groups.
True
There will be 11 tour groups.
True
There will be 77 tour groups.
False