Answer is C.
Set of first part of the binary set is domain and second part of it is range.
So the domain will be {5, 7, 11, 4, –2} and the range will be {3, 1, –2, 9, 4}
Step-by-step explanation:If she walks every day divide 30 by seven to see how much she walks a day. 30/7≈4.28 divide by 2.5 to find out how much she walks in the morning 4.25/2.5=1.71. So she walks 1.71 hours in the morning
since the number of adult tickets sold is twice that of the number of child tickets sold, we can divide 141 into three parts to find the number of child tickets sold.
141 ÷ 3 = <u>47</u> (number of child tickets sold)
we can now multiply this by two to find the number of adult tickets sold.