Question: MATH WORLD TOPIC: MATHEMATICAL SYSTEM MATH IN THE MODERN WORLD Note: Show a short solution/justification of your final answers. I. Evaluate (what day) each of

MATH WORLD

TOPIC: MATHEMATICAL SYSTEM

MATH WORLD TOPIC: MATHEMATICAL SYSTEM MATH IN THE
MATH IN THE MODERN WORLD Note: Show a short solution/justification of your final answers. I. Evaluate (what day) each of the following where + and - indicate addition and subtraction, respectively, using days-of-the-week arilhmetic. 1. 10+60 2. 3-48 3. 14-35 ll. Evaluate each of the following where + and - indicate addition and subtraction, respectively, using a 12-hour clock. 4. 8+71 5. 11- 30 Ill. Evaluate each of the following where + and - indicate addition and subtraction, respectively, using military time. 6. 1000 + 2000 7. 0900 - 2100 8. 1700 - 2300 IV. Determine whether the congruence is true. (Write True if True Congruence and False if not a true congruence) 9. 5 EE 8mod9 10.1055 86mod19 V. Evaluate each of the following. 11. (17 - 300) mod 23 12. (21 -El 34) mod 17

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