Answer:
b
Step-by-step explanation:
Answer:
Just did it, had a good guess.
Step-by-step explanation:
ANSWER
The number of children between the ages of 9 and 15 who visited the park is

EXPLANATION
The number of children between the ages of 9 and 15 who visited the park are those within the age group 9 to 12 and 12 to 15.
We can from the graph that, the height of the bar that corresponds to the age group 9 to 12

and the height of the bar that corresponds to the age group 12 to 15

The sum of the two frequencies
The answer is 2.54 because if u subtract those two numbers u will get 2.51 and then u add the last number and u get 2.54 as your final answer
Answer:
x=510/7
Step-by-step explanation:
51/70=x/100
cross product
70*x=51*100
70x=5100
x=5100/70
x=510/7