Mrs. Green measures the lengths of her picture frames. She lists the lengths and makes a line plot to show the data.

8,
9
3
4
,
8
1
4
,
9
3
4
,
8
2
4
,
8
1
4
,9

A blank line plot is shown. The title is Lengths of Picture Frames. The number line goes from 8 to 10 counting by one-fourths. The number line is labeled length left-parenthesis inches right-parenthesis.

How many dots should she place above the
8
1
4
mark?
Enter your answer in the box.

dots

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

In the sixth grade 13 out of 20 students have a dog if there are 152 sixth grade students how many of them have a dog