2000naira for 3weeks at 1naira in each 10naira per week

To calculate the total amount for 3 weeks at a rate of 1 naira for every 10 naira per week, you will need to find the cost per week and then multiply it by the number of weeks.

First, calculate the cost per week:
1 naira for every 10 naira per week means that the price is 1/10th of 10 naira, which is 1 naira.

Then, multiply the cost per week by the number of weeks:
1 naira per week * 3 weeks = 3 naira

Therefore, the total amount for 3 weeks at a rate of 1 naira for every 10 naira per week is 3 naira.