Answer:
840 ways. 
Step-by-step explanation:
For the first jar, you have 7 marbles to put in. 
For the second, you now have 6 marbles to put in. 
For the third, you have 5 marbles. 
For the fourth, you have 4 marbles. 
7 * 6 * 5 * 4
= 42 * 20
= 840 ways. 
Hope this helps! 
 
        
                    
             
        
        
        
Answer:
Thx for the points 
Step-by-step explanation:
 
        
             
        
        
        
Answer:
Unless im being completely braindead right now there isn't a whole number that works with this. When simplified its 5/2 or 2.5 but because it isn't an actual whole number (like 2, 4 and 6) they don't count.
 
        
                    
             
        
        
        
Shouled be 1:32 if u divide 324/(4.5)
        
             
        
        
        
Correct Solution: He read 1.5 pages per minute.
Error Analysis: You should’ve divided 3 by 2 not 300. There are 300 pages in the book total. This information is irrelevant to the question. Cole reads 3 pages in two minutes. So you divide 3 by to to find out how many pages he reads per minute. 3/2=1.5