Answer:
A. Knowing what you have spent your money on is simple.
Explanation:
Although each answer may be deemed true in a way, it is important to realize the differences between cash and a credit card. Psychologically, if you’re purchasing items with cash you tend to spend less because you are budgeting yourself to a certain amount. Always counting the change after. If you pay with a credit card you may spend more unconsciously, making it a lot easier to lose track how much you’ve spent, and bought.
Answer:
1). 8.97 x 10^-2
2). 9.78 x 10^4
3). 4000
4). 0.000012
5). 2.24 x 10^5
6). 2.73 x 10^-3
7). 6.4 x 10^5
8). 2.58 x 10^5
9). 1.64 x 10^5
10). 2.352 x 10^4
11). 2.0666666666667 x 10^4
12). 2.325 x 10^4
13). 1.1917808219178 x 10^2
14). 1.3279069767442 x 10^2
15). 9.0909090909091 x 10^3
16). 1.8527315914489 x 107
