It is given that, Mrs. Jones bought three 2-kilogram packages of flour.
And

And three 2 -kilogram packages means she bought 6 kilogram flour .
So we need to convert 6 kilogram flour into grams.
If,

So she bought 6000 grams of flour .
Answer:
12/12 or 1
Step-by-step explanation:
Tina baked 12 peanut butter cookies, and it is said that 12 of them had chocolate chips. So, we can make a fraction, being 12/12
Answer:
22%
Step-by-step explanation:
A percent of something can be thought of as part of that thing divided by the total amount of the same thing and multiplied by 100%.
In this case, the part of the thing is part of a paycheck. The total thing is the total paycheck.
%
%
X^2 + x + 3x - 3
x^2 + 4x - 3
Therefore the coefficient of x in expansion is 4.
99.7% encompasses about 3 standard deviations either side of the mean.
82 ±3*2 = (76, 88)
About 99.7% of the values lie between 76 and 88.