Question
The graph shows the number of postcards 3 students collected. Study the graph and answer the following.
  1. Who collected 21 postcards? Give the answer in number. (Eg 1)
  2. Which 2 students collected a total of 39 postcards? Give the answer in numbers. (Eg 1, 2)
  3. How many postcards must Mary give to Molly so that both of them would have the same number of postcards?
5 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

(c)

Click button first when a symbol is required. X

The graph shows the number of postcards 3 students collected. Study the graph and answer the following.
  1. Who collected 21 postcards? Give the answer in number. (Eg 1)
  2. Which 2 students collected a total of 39 postcards? Give the answer in numbers. (Eg 1, 2)
  3. How many postcards must Mary give to Molly so that both of them would have the same number of postcards?