The table below shows the ticket rates for whale watching trips offered by orca magic tours: age ticket price under 3 years free 3 to 12 years $32 over 12 years $44 on a certain day, the company took 82 people on whale watching trips. there were 54 children aged 12 and under, of which some children were under 3 years. if x represents the number of children under three years, which equation can be used to find the value of x, where c represents the total amount of money collected from tickets that day? (54 + x)32 + (82 − (54 + x)) ⋅ 44 = c (54 − x)32 + (82 − 54) ⋅ 44 = c (82 + x)32 + (82 − (54 + x)) ⋅ 44 = c (82 − x)32 + (82 − 54) ⋅ 44 = c

Two groups of students were asked how many hours they spent reading each day. the table below shows the numbers for each group: group a 1 2 1 1 3 3 2 2 3 group b 3 2 3 2 2 2 1 1 2 based on the table, which of the following is true? the interquartile range for group a students is 0.5 less than the interquartile range for group b students. the interquartile range for group a students is equal to the interquartile range for group b students. the interquartile range for group a employees is 0.5 more than to the interquartile range for group b students. the interquartile range for group a employees is 1 more than the interquartile range for group b students.