Foundation June 2018 Paper 2R Q5
5 Valentino sells ice cream cones and ice cream tubs.
The ice cream flavours are chocolate, strawberry and vanilla.
On Sunday, 120 people each bought one ice cream from Valentino.
The two-way table shows some information about these ice creams.
| chocolate | strawberry | vanilla | Total | |
|---|---|---|---|---|
| cone | 16 | 22 | 78 | |
| tub | 14 | |||
| Total | 23 | 120 |
(a) Complete the two-way table. (3)
One of the 120 people is picked at random.
(b) Find the probability that this person bought a vanilla ice cream cone. (2)
| Scheme | Marks | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Answer: Correct completed table | B3 | ||||||||||||||||||||
| (3) |
Notes
B3: fully correct table
B2 for 4 or 5 correct entries
B1 for 2 or 3 correct entries
| Scheme | Marks |
|---|---|
| M1 | |
| \(\dfrac{22}{120}\) | A1 |
| (2) | |
| (5 marks) |
Notes
M1: For \(\dfrac{22}{n}\) (\(n \gt 22\)) or \(\dfrac{m}{120}\) (\(m \lt 120\))
A1: oe, allow 0.18(33…)