Billy, Ben, Asher and Neave participated in a Chinese quiz. The average number of points scored by Billy and Ben was 79. The average number of points scored by Ben and Neave was 71.5. The average number of points scored by Billy, Ben and Neave was 73. The average number of points scored by Asher and Neave was 65. How many points did each of them score?
- Neave
- Billy
- Ben
- Asher
(a)
Total score of Billy and Ben
= 79 x 2
= 158
Total score of Ben and Neave
= 71.5 x 2
= 143
Total score of Billy, Ben and Neave
= 73 x 3
= 219
Neave's score
= 219 - 158
= 61
(b)
Billy's score
= 219 - 143
= 76
(c)
Ben's score
= 143 - 61
= 82
(d)
Total score of Asher and Neave
= 65 x 2
= 130
Asher's score
= 130 - 61
= 69
Answer(s): (a) 61; (b) 76; (c) 82; (d) 69