PSLE For a recycling project, Jack collected 25 glass bottles, Ahmad collected 2
c glass bottles and Ben collected 7 +
c glass bottles.
- How many more glass bottles did Ahmad collect than Ben?
- How many glass bottles did the 3 boys collect altogether?
(a)
Number of glass bottles that Ahmad collected more than Ben
= 2
c - (7 +
c)
= 2
c -
c - 7
=
c - 7
(b)
Total number of glass bottles that the 3 boys collected
= 25 + 2
c + 7 +
c = 25 + 7 + 2
c +
c = 32 + 3
c Answer(s): (a)
c - 7; (b) 32 + 3
c