Bullet Train C and Bullet Train D had a total of 96 passengers. When 16 passengers from Bullet Train C moved to Bullet Train D, Bullet Train C had 3 times as many passengers as Bullet Train D. How many passengers were there in Bullet Train C at first?
| |
Bullet Train C |
Bullet Train D |
Total |
| Before |
3 u + 16 |
1 u - 16 |
96 |
| Change |
- 16 |
+ 16 |
|
| After |
3 u |
1 u |
96 |
Total number of passengers
= 1 u + 3 u
= 4 u
4 u = 96
1 u = 96 ÷ 4 = 24
Number of passengers in Bullet Train C at first
= 3 u + 16
= 3 x 24 + 16
= 72 + 16
= 88
Answer(s): 88
