19/40 as a fraction and decimal it is 0.475
So 0.16 is also equal to 16/100 so, just draw 100 squares and shade 16 of em'
Answer:
-20n^2-39n-15
Step-by-step explanation:
Mark and Don have to sell 11 and 59 marbles respectively.
<em><u>Explanation</u></em>
Lets assume, the number of marbles Mark has is 
As, Don has 4 more than 5 times the number of marbles mark has, so the number of marbles Don has 
Question says that the total number of marbles is 70. So, the equation will be...

<em>So, the number of marbles Mark has = 11 </em>
<em>and the number of marbles Don has =
</em>