Answer:
x=15
Step-by-step explanation:
75/5=x  15x5=75
 
        
                    
             
        
        
        
Answer:
A quarter  of one lap of the track.
 of one lap of the track.
Step-by-step explanation:
Three students ran ran a relay and took turns running equal parts of the track.
The race was three-fourths of a lap long.
Let the length of one lap of the track=x
The length of the race
Since each of the students ran equal part,
Length run by each student
 
Therefore, each student ran a quarter  of one lap of the track.
 of one lap of the track.
 
        
             
        
        
        
Answer:
12
Step-by-step explanation:
 ( J , Q, K 4 each)
so prob that for 2 cards, both cards are face
= C(12,2)/C(52,2) = 66/1326 = 11/221
 
        
             
        
        
        
(2x)^4 = 16x^4 is the continued product