Answer:
:)
Step-by-step explanation:
#11 is 78 degrees
#12 is 12.81
#13 is 75.4
Answer:
Arrange your numbers in numerical order.
Count how many numbers you have.
If you have an odd number, divide by 2 and round up to get the position of the median number.
If you have an even number, divide by 2. Go to the number in that position and average it with the number in the next higher position to get the median.
Step-by-step explanation:
Subtract <span><span>14x</span><span>14x</span></span> from <span><span>12x</span><span>12x</span></span> to get <span><span><span>−2</span>x</span><span><span>-2</span>x</span></span>.<span><span><span>−2</span>x</span><span>−<span>10</span></span></span>
Answer:
Janet has coins worth 252.5, 101, and 50.5.
Step-by-step explanation:
Let us call the three coins
, and
.
The first coin
is 5 times another coin<em> (let's say </em>
); therefore,
,
and the third coin is 2 times the value of another coin<em> (it's coin </em>
<em>):</em>
<em />
<em>.</em>
The total worth of all coins is 404; therefore,

or



with the value of
in hand, we find
and
:


and for 


Thus, Janet has 3 coins worth 252.5, 101, and 50.5.