Answer:
20 children and 20 adults
Step-by-step explanation:
20 + 20 = 40
Divide 3400 by 0.85 to get 4000
Answer: 4000
Answer:
7 + 2d
Step-by-step explanation:
if d is the number of days
7 + 2d
In mathematics, an arithmetic progression (AP) or arithmetic sequence is a sequence of numbers such that the difference between the consecutive terms is constant. For instance, the sequence 5, 7, 9, 11, 13, 15, . . . is an arithmetic progression with common difference of 2.