Answer:
option 4
Step-by-step explanation:
|a| represents Absolute value, it is the distance from zero that a number is on the number line. And we know distance cannot be negative.
So,


6000 - 1800 = 4200
4200/4 = 1050
so she donated 25% to charity
Answer: it means simple interest
Step-by-step explanation it means simple interest because I means interest
The page gives you the information that 1 kg is equal to 1000 grams.
This means that you just need to multiply each kg by 1000.
e.g.

Hope this helps!
The answer is rotation and this is a sure that its a rotation