Answer:
4x plus 20y
Step-by-step explanation:
4 times x plus 20xy
4x plus 20y
0.71 x 22 is the expression that works, because 1 AUD = 0.71USD.
Answer:
Note that
:
Once:


Therefore, the answer is letter B
Definition: A histogram visualises the distribution of data over a continuous interval or certain time period. Each bar in a histogram represents the tabulated frequency at each interval.
According to the given histogram,
0-20 years occur 15 times,
21-40 years occur 40 times,
41-60 years occur 40 times,
61-80 years occur 15 times.
This shows that the data is symmetrical and the majority of the attendees were between the ages of 21 and 60 (40 times).
Answer: correct choice is B.