Ian had 203 beads less than Yen. Given that they have a total of 631 beads,
- How many beads did Yen have?
- How many beads did Ian have?
(a)
Number of beads that Yen had = 1 u
Number of beads that Ian had = 1 u - 203
Total number of beads
= 1 u + 1 u - 203
= 2 u - 203
2 u - 203 = 631
2 u = 631 + 203
2 u = 834
1 u = 834 ÷ 2 = 417
Number of beads that Yen had
= 1 u
= 417
(b)
Number of beads that Ian had
= 1 u - 203
= 417 - 203
= 214
Answer(s): (a) 417; (b) 214