Riordan earns $120 per day. He receives and extra $60 for every 4 days of work.
- How much will he earn altogether after working for 4 days?
- How much will he earn altogether after working for 27 days?
(a)
Amount that Riordan earns after working for 4 days
= 120 x 4 + 60
= 480 + 60
= $540
(b)
Number of sets of 4 days in 27 days
= 27 ÷ 4
= 6 r 3
Amount that Riordan earns for working 6 sets of 4 days
= 6 x 540
= $3240
Amount that Riordan earns after working 3 days
= 3 x 120
= $360
Total amount that Riordan earns after working for 27 days
= 3240 + 360
= $3600
Answer(s): (a) $540; (b) $3600