Question 70

A number when reduced by 10% gives 30. The number is

Solution

Let the number be $$x$$

According to ques, => $$x-(\frac{10}{100}\times x)=30$$

=> $$x-\frac{x}{10}=30$$

=> $$\frac{9x}{10}=30$$

=> $$x=\frac{30\times10}{9}=\frac{100}{3}$$

=> $$x=33\frac{1}{3}$$

=> Ans - (C)

Create a FREE account and get: