Answer:
She rounded down instead of up.
Step-by-step explanation:
When you are rounding, if the number is above 5 you round up and when the number is below 5 you round down.
Example: 30 and 42
Factor them.
2 x 3 x 5 = 30
2 x 3 x 7 = 42
Select the highest amount of each factor.
2 x 3 x 5 x 7 = 210, the LCM
Answer:
The mode of the data set is 8
Step-by-step explanation: