Answer:
15 minutes
Step-by-step explanation:
Their rate together is 1/6 floor per minute.
Her rate alone is 1/10 floor per minute.
His rate is the difference of these:
1/6 - 1/10 = 5/30 -3/30 = 2/30 = 1/15 . . . . floor per minute
It would take Jacob 15 minutes to do it alone.
The answer is y2*2
hope this helps
n(A), n(B) and n(AnB) are given and n(AUB)'s complement is asked.
Step-by-step explanation:
A credit is represented as a positive number that is located to the left of zero.
C) A credit is represented as a negative number that is located to the left of zero. A debit is represented as a positive number that is located to the left of zero.