The graph shows the number of mini-helicopters sold in 5 days. Study graph carefully and use it to answer the following questions.
- 180 mini-helicopters were sold from Monday to Friday. How many mini-helicopters were sold on Friday?
- The number of mini-helicopters sold on Saturday was four times the number sold on Monday. How many mini-helicopters were sold on Saturday?
(a)
Number of mini-helicopters sold on Friday
= 180 - 35 - 40 - 35 - 15
= 55
(b)
Number of mini-helicopters sold on Monday
= 35
Number of mini-helicopters sold on Saturday
= 4 x 35
= 140
Answer(s): (a) 55 ; (b) 140