Answer:
6.98%
Step-by-step explanation:
To find relative frequency we divide frequency with the total number participants in that age bracket
Total number of participants age 10-19=172.....................given in the table
The frequence for those who ski at age 10-19=12---------------given in table
Relative frequency= 12/172 = 0.0697
Expressed as a percentage= 0.06976×100 =6.98%
I think the answer would be 4 cakes because they would have bought 6 pies for it to cost $42 and then the extra $40 which will be converted to 4 cakes. So the answer is 4. Hope I helped.
Answer:
The answer to your question is the third option
Step-by-step explanation:
a) This first option is not correct because if a number is less or equal to zero does not affect in if it is a function or not.
b) It option is incorrect because each value of x has two values or y and the defition of function says that x must have only one y value.
c) This is the definition of function, it's correct
d) This option is wrong, is similar to the first option.
Answer:
170 tickets.
Step-by-step explanation:
Write formulas for the question.


Then use substitution.




So number of $3 tickets sold is 230. But they ask for the tickets bought in advance (i.e. the tickets sold for $2). Use substitution again.

Answer:
x = 20
Step-by-step explanation:
x - 8 = 12 Add 8 to both sides
x -8 + 8 = 12 + 8 Add -8 and 8; add 12 and 8
x = 20