Answer:
18.05
Step-by-step explanation:
Answer:
1/12
Step-by-step explanation:
3a + b = 54...when b = 9
3a + 9 = 54
3a = 54 - 9
3a = 45
a = 45/3
a = 15 <===
Answer:
a: the second choice, and pounds=10
b. the second choice, and points=90.
Step-by-step explanation:
for a , you just divide the pounds by the price and you get 5 for each.
for b, you just divide the points by the tickets and you get 9 each.