That Equals = -60i. Hope im right :) Good luck
the tree is 8 ft because it is half of the building
Answer:
6
Step-by-step explanation:
15 - 9
Answer:
12 3/4 hours
Step-by-step explanation:
Jack spends 1 1/2 times as long on his homework as Jill .
Jill spends 8 1/2 in doing his home work .
Time spent by jack in doing his homework is jacks time multiplied by Jill’s
That’s
1 1/2 x 8 1/2
Change to improper fractions.
We have,
3/2 x 17/2
Multiply through
51/4 = 12 3/4
Jack spends 12 3/4 hours in doing his homework
It would take 5 hours for all the bacteria to die. 1000 divided by 5 is 200 so 200x5=1000