Answer: Option 'a' is correct.
Step-by-step explanation:
Since we have given that
0.1 is a rational number because it can be written as
form.
So, we can write it as

so, it can be written as 
Hence, option 'a' is correct.
So first you need to determine how much the minutes will cost him at most. Multiply 100(.20) and you will get 20. Add 20+45 which is 65. A reasonable range is $65.
Since 51 is equal to 3 multiplied by 17, the smallest ratio is 1/3
Answer:
1) C. x-1 tells us that it has decreased by a value
2) original number of apples
3) 4(x-1)=28. Divide by 4, then take the 1 over