Directions(1 - 4): Study the bar diagram and answer the following questions. Demand and production of colour TV of five companies A, B, C, D, and E.
1. The difference between average demand and average production of the five companies taken together is: A. 1400 B. 400 C. 280 D. 138 Answer & Solution Discuss in Board Answer & Solution Answer: Option C Solution: Required difference = $$ \frac{3300 + 1200 + 3000 + 600 + 2500}{5}$$ $$ -\, \frac{2200 + 2700 + 1500 + 1800 + 1000}{5}$$ = 2120 - 1840 = 280
2. The ratio of average demand to average production of companies B and D is: A. 1 : 5 B. 2 : 5 C. 3 : 5 D. 4 : 5 Answer & Solution Discuss in Board Answer & Solution Answer: Option B Solution: Required ratio = 900 : 2250 = 2 : 5
3. The ratio of the number of companies having more demand than production to the companies having more production than demand is: A. 2 : 3 B. 4 : 1 C. 1 : 1 D. 3 : 2 Answer & Solution Discuss in Board Answer & Solution Answer: Option D Solution: Companies having more demand than production are A, C, E = 3 Companies having more production than demand (B and D) = 2 ∴ Required ration = 3 : 2
4. The percentage of the demand of company D as compared to the demand of company E is: A. 12% B. 24% C. 20% D. 30% Answer & Solution Discuss in Board Answer & Solution Answer: Option B Solution: $$\eqalign{ & \text{Required percentage} \cr & = \frac{600}{2500} \times 100 \cr & = 24\% \cr} $$
