Answer:
"((6))" is known number that we can't place any other numbers instead of it
but
"((a))" is unknown number that we can place any other number we want instead of it.
that's the defference between them.
Answer:
"Open an account of $3,500 and earn at least $10 interest in 1 month!" is the right one
Step-by-step explanation:
Answer:

Step-by-step explanation:
We need to find an equivalent expression for 
The denominator of first fraction is 3 and that of other is 1.

or

Hence, the equivalent expression is
.
If each of them got 1/3 of the deck then they would each get 7 cards
Answer:
a/4b = 0.075
Step-by-step explanation:
a = 30% of b
a = 30/100 × b
a = 0.3b
The value of a/4b is calculated as:
= 0.3b/4b
= 0.075