The graph shows the number of doll sets sold in 5 days. Study the graph carefully and use it to answer the following questions.
- 640 doll sets were sold from Monday to Friday. How many doll sets were sold on Tuesday?
- The number of doll sets sold on Sunday was twice the number sold on Friday. How many doll sets were sold on Sunday?
(a)
Number of doll sets sold on Tuesday
= 640 - 120 - 60 - 100 - 60
= 300
(b)
Number of doll sets sold on Friday = 60
Number of doll sets sold on Sunday
= 2 x 60
= 120
Answer(s): (a) 300 ; (b) 120