188 minutes (rounded) or 187 minutes and 5 seconds
Answer:
counted down
Step-by-step explanation:
it was counting up and went down by couting down in 2
The number of permutations of the 4 different digits is:

The answer is 24 ways.
X-y=2 (*-2) --> -2x+2y=-4
2x+3y=14
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2x+3y=14
-2x+2y=-4
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5y=10
y=2
Answer:
4/11
Step-by-step explanation:
1 blue, 2 green, 3 red, and 5 yellow marbles.= 11 marbles
P( blue or red) = number of blue or red / total
= 4/11