Table shows the percentage share of Maruti cars sold in six cities A to F and the P:Q:R model proportion. Total cars sold = 90000.
| City | Share (%) | P:Q:R |
|---|---|---|
| A | 14.30 | 7:7:4 |
| B | 16.20 | 2:5:2 |
| C | 18.40 | 3:3:4 |
| D | 16.80 | 4:3:2 |
| E | 12.60 | 2:2:1 |
| F | 21.70 | 3:2:5 |
What is the difference between the number of Model-P cars sold in City D and City E?
A2184 ✓ Correct
B2204
C2294
D2244
Correct answer: (A) 2184
Explanation
The difference is 2184, so the answer is 2184.
In City D the P part of the ratio 4:3:2 is 4 of 9.
So Model-P cars in City D are 90000 times 16.8 percent times 4 of 9, which is 6720.
In City E the P part of the ratio 2:2:1 is 2 of 5.
So Model-P cars in City E are 90000 times 12.6 percent times 2 of 5, which is 4536.
The difference is 6720 minus 4536.
That equals 2184.
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