Answer:
it's D
Step-by-step explanation:
step 1 : add all the numbers
80 +100+20 +40
=240
step 2: divide the total by how many numbers there are
240÷4
=60
Answer:
400 children tickets and 600 adult tickets.
Step-by-step explanation:
children tickets in total cost=400x2.50
=1000
adult tickets in total cost=600x5.00
=3000
total cost is 4000
60 minutes in an hour.
1/4 × 60 = 15
3 quarters of an hour is
3 × 15 = 45 minutes
