Question

Working 6 days, a worker earned

150000 LL
a) How much will he earn by working 21
days?

Answer 1

525,000 LL

Explanation:

6 x 3 = 18 (days)

150,000 x 3 = 450,000

21 - 18 = 3 so 6 * 2 = 3 ( 150,000 *(divide) 2 = 75,000)

so 450,000 + 75,000 = 525,000