103 is 20% of what number

asked Mar 2, 2015 191k views

2 votes

by Punch

7.1k points

Please log in or register to add a comment.

3 votes

$x \cdot 20 \% =103 \\ \\ x\cdot (20)/(100)=103 \\ \\ (1)/(5)x=103 \ \ / \cdot 5\\\\x=515 \\ \\Answer: \ number \ is \ 515$

7.5k points

2 votes

Use property of proportions:

103 ---------- 20%
x ---------- 100%

x=(103*100)/(20)=(10300)/(20)=515

So, 103 is 20% of 515

Andrey Kriachko answered Mar 9, 2015

7.3k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

8.3m questions

11.0m answers