I only know #1 which is 0.85
80 since he starts off with 38 stamps then gains 6 each month for 7 months (6x7=42) so 42+38=80
Answer:
6
Step-by-step explanation:
The absolute value of a non-negative number is the same number.
Example: The absolute value of 4 is 4.
If a number is negative, its absolute value is the same number, without the negative sign.
Example: The absolute value of -3 is 3.