## Percentages: Practice Exercise-4

**Question 1:** In a class, the average score of girls in an examination is 73 and that of boys is 71. The average score for the whole class is 71.8. Find the percentage of girls.

**(a)** 40%

**(b)** 50%

**(c)** 55%

**(d)** 60%

### Answers and Explanations

**Question 2:** The ratio of the number of boys and girls in a school is 3 : 2. If 20% of the boys and 25% of the girls are scholarship holders, then the percentage of the students, who do not get the scholarship, is

**(a)** 78%

**(b)** 75%

**(c)** 60%

**(d)** 55%

### Answers and Explanations

**Question 3:** Two numbers are respectively 10% and 25% more than a third number. What per cent is the first number of the second?

**(a)** 88%

**(b)** 65%

**(c)** 75%

**(d)** 80%

### Answers and Explanations

**Question 4:** Two numbers are less than a third number by 30% and 37%, respectively. The second number is less than the first by

(a) 7%

(b) 4%

(c) 3%

(d) 10%

### Answers and Explanations

**Question 5:** If 80% of a number added to 80 gives the result as the number itself, then the number is

**(a)** 200

**(b)** 320

**(c)** 400

**(d)** 480

### Answers and Explanations

### Percentages: The Complete Lesson

#### Table of Contents

**Concept Articles**

**Exercises**

**Tests**