I think it is the shortened way of saying it.
Answer:
or 
Explanation:
Given


Required
Compare both items
On a number line, from left to right 0.38 comes before 0.7. This implies that 0.38 is less than 0.7.
So, by comparison, the amount of roast beef is less than the amount of ham, Dalton bought.
This can be represented as:

Substitute values for Roast Beef and Ham

Answer:
What Rohan really could do is buy a bunch of sound proof foam and put then on his wall.
Explanation: