Answer:
Sadie took 47 minutes to finish her test.
Step-by-step explanation:
Let Laura's time be x minutes.
Then we have:
x + 3x - 16 = 68
4x = 84
x = 21 minutes.
So Sadie took 3(21) - 16 = 63-16
= 47 minutes.
Answer:
24?
Step-by-step explanation:
Answer:
28° 62°
Step-by-step explanation:
Hope this helps :)
4(5)=20
5(5)=25
4 groups of 6th grader
5 groups of 7th graders
Answer:
256
Step-by-step explanation:
All of these are multiples of 4.
4^2= 16
4^3=64
4^4=256