Question

I need help with this . Please show workings.

1.A worker has painted ⅔ of a house. What percentage of the house has not been painted?

2. A manager salary of 600 is increased by 12½% .What is his new salary?​

Answer 1

1. 33.3333(repeating)%

2. $675

Explanation:

2/3 = 0.6666(repeating)7

1 - 2/3 = 0.33333333333333333333333333333333333333333333333333333

2. 600 * 1.12½ (divide fractions to quickly convert them to decimals) = 675