PSLE For a recycling project, Justin collected 23 metal cans, Reggie collected 8
r metal cans and Vaidev collected 9 + 6
r metal cans.
- How many more metal cans did Reggie collect than Vaidev?
- How many metal cans did the 3 boys collect altogether?
(a)
Number of metal cans that Reggie collected more than Vaidev
= 8
r - (9 + 6
r)
= 8
r - 6
r - 9
= 2
r - 9
(b)
Total number of metal cans that the 3 boys collected
= 23 + 8
r + 9 + 6
r = 23 + 9 + 8
r + 6
r = 32 + 14
r Answer(s): (a) 2
r - 9; (b) 32 + 14
r