<span>3/2=5d-1/2
5d = 3/2 +1/2
5d = 2
d = 2/5</span>
Answer:
The price after the discount would be $315.
Answer:
They can choose the 2 volunteers in 28 different ways
Step-by-step explanation:
Well, as the research group has to choose 2 volunteers out of 8, this means that it doesn't matter the order in which they choose them as long as they are two.
In statistics this is considered a counting technique and is called combination.
The combination formula is:
where
is the set of elements
and
is the number of elements taken from n
Then and
We replace in the combination formula:
<em><u>This result means that Medical research group can choose the 2 volunteers in 28 different ways</u></em>
You should divide when converting a larger unit to a smaller unit.
Answer:
$6.20 savings.
Step-by-step explanation:
Thus, a product that normally costs $31 with a 20 percent discount will cost you $24.80, and you saved $6.20. You can also calculate how much you save by simply moving the period in 20.00 percent two spaces to the left, and then multiply the result by $31 as follows: $31 x . 20 = $6.20 savings.