Answer:
30kg
Step-by-step explanation:
mass of 1 Chocolate bar = 200g
Box = 150 chocolate bar
150x200g = 30,000g
1kg =1000g
so 30,000g/1000g x 1kg
= 30kg
It is 12%. This is because if you divide 3 into 25, you get 0.12. In conclusion, it would be 12%.
Answer:

Step-by-step explanation:
Using the Foil method
you multiply x times x and get
Then you multiply -4 times X and get -4x
Then you multiply -3 times X and get -3x
then you add -4 and -3 together and get -7x
Lastly you multiply -4 and -3 and get 12
And there you have it

Answer:
Choice 3
Step-by-step explanation:
The reading rate of Sam is 0.75 pages/minute.
i.e 30 pages/40 minutes
The reading rate of Bill is 0.5 pages/minute
The reading rate of Francine is 0.72 pages/minute
The reading rate of Leroy is 0.75 pages/minute which is the same as Sam's.