Answer:
21 minutes
Step-by-step explanation:
To cut a 5-ft log into 5 equal peices, you need to make 4 cuts (each cut cuts one piece from a whole log, the last cut divides the remaining log into two pieces).
If it takes
minutes to make one cut, then it takes

minutes to cut the log into 5 equal pieces.
Answer:
7
Step-by-step explanation:
3 * 3 * 3 * 3 * 3 * 3 * 3 = 
Answer:
1/4
Step-by-step explanation:
Answer: false
Step-by-step explanation:
false because 19 - 6 =13 and 13 +12 = 25 and 25 - 18 = 7
Decreased by 25%
find 25% of 12 and decrease 12 by it
percent means parts out of 100
25%=25/100=1/4
'of' means multiply
25% of 12=1/4 times 12=3
decrease 12 by 3
12-3=9
answer is 9