Question

Markus receives the same amount of money from his grandfather

for one week. After the first day he received $5. After the second day
he had received $10 total, and after the third day he had $15. If this
continues, how much money will Markus have by the end of the 7 day
week?

Answer 1

5 x 1 = 5
5 x 2 = 10
5 x 3 = 15

5 x 7 = 35