Answer:50:18
Step-by-step explanation:
I think that this is the answer because 50 yards can be ran in 18 seconds so for every 18 seconds you get 50 yards
Answer:
Let x = the number of marbles Tim has
Let 2x = the number of marbles Sue has
x + 2x + 15 = 63
3x = 48
x = 16 marbles
Step-by-step explanation:
Answer:
360°
Step-by-step explanation:
The sum of the exterior angles of any polygon is 360°
X/4 = -9
x/4 = -9/1
cross multiply
x = -36
Answer:
720 possible ways
Step-by-step explanation:
The gold is awarded to the first position, the silver is awarded to the second position while the bronze is awarded to the third position.
The first position can be taken by any of the 10 runners
Now, the second position can be taken by remaining 9 runners
while the third position can be taken by the renaming 8 runners.
Thus, the number of ways in which these medals can be awarded = 10 * 9 * 8 = 720 ways