Data Interpretation Ques 383
Directions : The following tables show the particulars of travel by four different cars along four different routes between the cities X and Y. Consider the following information carefully and answer the questions.
| Cars | Maximum Speed |
Speed of the cars only when all seats are filled |
Routes | Distance | Percentage of speed reduction due to traffic |
|---|---|---|---|---|---|
| Suzuki | $220 km / h$ | 160 | A | 300 | $10 \%$ |
| TATA | $240 km / h$ | 150 | B | 280 | $18 \%$ |
| Honda | $260 km/h$ | 170 | $\mathbf{C}$ | 320 | $15%$ |
| Hyundai | $200 km / h$ | 140 | D | 310 | $20 \%$ |
NOTE: All the cars travel between Cities X and Y via any one of the routes given above.
What is the average time taken by all the cars along route $D$, when all the seats are filled in all the four cars?
(1) 1 hour 55 minutes
(2) 2 hours 15 minutes
(3) 1 hour 20 minutes
(4) 2 hours 25 minutes
(5) 1 hour 25 minutes
Show Answer
Correct Answer: 383.(2)
Solution: (2) Time taken by Suzuki
$=\frac{310}{160 \times 80%}=2.42$
$=2$ hours and 25 minutes
Time taken by TATA
$=\frac{310}{150 \times 80 \%}=2.58=2$ hours and 35 minutes
Time taken by Honda to complete the task
$=\frac{310}{170 \times 0.8}=2.28$
$=1$ hour and 17 minutes
Time taken by Hyundai Corporation
$=\frac{310}{140 \times 80 \%}=2.77=2$ hours and 45 minutes
Required average rate
$\approx \frac{9}{4}=2.25=2$ hours 15 minutes
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