Answer:
D
Step-by-step explanation:
Well, first, you need to add up the amount of ten fridges and ten pianos. than you see if its heavier or lighter... > or <....... do you remember how to graph?
Answer:
100
Step-by-step explanation:
multiply in the formula
1 and 2 are both rational.
3 and 4 are both not.
Answer:
A?
Step-by-step explanation: