Answer:
B
Step-by-step explanation:
Total weight=number of pennies times weight of 1 penny
total weight/weight of 1 penny=number of pennies
636.3/3.03=210
210 pennies
Answer:

Step-by-step explanation:
Negative numbers are "smaller" than positive numbers. Just arrange them.
Answer:
It's 3^3 (square root)3 aka A