Pie Chart 35

Directions (1-4): The pie-chart given below shows the percentage of 3600 students enrolled in different hobby classes in a school. Study it carefully and answer the questions that follow:

Q1. What is the total number of students enrolled in stitching and Drama classes together?

(A) 684                           (B) 846

(C) 648                           (D) 864

Q2. How many students are enrolled in painting classes?

(A) 550                           (B) 540

(C) 450                           (D) 520

Q3. Number of students enrolled in painting classes are approximately what percent of those enrolled in singing classes?

(A) 83%                          (B) 92%

(C) 78%                          (D) 66%

Q4. What is the ratio of number of students enrolled in singing and Dancing classes together to those enrolled in Drama classes respectively?

(A) 3 : 5                          (B) 4 : 7

(C) 3 : 1                          (D) None of these

Answer & Explanation

1. (D)         

Required number of students

= (13 + 11) × 3600/100   = 864

2. (B)         

Required number of students

= 15 × 3600/100 = 540

3. (A) 

        15/18 × 100 = = 83.33 = 83% (Approx.)

4. (C) 

        Ratio =(18 + 21)/ 13 =39/13= 3 : 1

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