Answer:
B: A
He earns $90 in 3 weeks.
C
He shelves 90 books in 3 hours.
Step-by-step explanation:
Answer:
Conservation
Step-by-step explanation:
Conservation is the principle that an object maintains the same size and shape even if it is repositioned or divided in certain ways.
Multiply equation II by 2 and then add up the equations.
Answer:
B. 187
Step-by-step explanation:
I think this is correct I took a test on this before