Answer: it's impossible to obtain 78
Step-by-step explanation: Since the calculator can double any number or permute its digits except 0
starting with number 1
1, 2, 4, 8, 16, 32, 64, 128
Therefore, it's impossible to obtain 78 by a series of these operations
The 50 is the error because cents are represented with decimals so it has to be .50
Answer:
4
Step-by-step explanation:
Answer:
we need the options
Step-by-step explanation:
what are the numbers
