3 buses x 42 = 126... So the final bus will carry 155-126=29 students.... Mental Math.
T b
0 70
1 66
2 62
3 58
4 54
This is not a proportional relationship because the ratios are not equivalent.
1/66 (t/b) is not equivalent to 2/62 (t/b).
7^3 power is the answer to your question
