To Express one quantity length as percentage of another (WP-22: Percentage %)

Express 

 20 km as a percentage of 80 km

Steps for solving: (Hints)  

Step 1: Divide 20 km by 80 km

Step 2: Multiply the result by 100 and simplify to obtain quantity in percentage. 

Step 3: Place the sign of percentage after the result. 

Solution: 

20 km as a percentage of 80 km = `\frac {20 km}{80 km}`ｘ100 = 25%

Similar Question:

Express:  Rs. 40 as a percentage of Rs. 80

Underground water in Islamabad has fallen from 80 feet to 240 feet in last 10 years. What percentage of water has fallen?

The height of a mango tree is 20 m and the height of a banana tree is 5 m. Express the height of mango tree as a percentage of height of banana tree.

Monthly income of Arshad and Asghar is Rs. 9500 and Rs. 10500 respectively. Express Arshad's income as a percentage of Asghar's income.

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