Quantitative Aptitude Quiz – 54 (caselet)

Directions—Study the following caselet carefully and answer the questions that follow—
A survey was conducted among 770 people who speak one or more languages from among Hindi, English and Urdu. It was also found that 500 people speak Hindi, 400 English and 300 Urdu.
(i) 30% of the Urdu-speaking people speak all three languages, which is 10% less than those who speak Hindi and English both but not Urdu.
(ii) Number of people who speak Hindi and Urdu both but not English is 33 1/3% less than the no. of people who speak only English.
(iii) Number of people who speak English and Urdu both but not Hindi is 30.

1. How many people speak only Hindi ?
(A) 190
(B) 170
(C) 120
(D) Cannot be determined
(E) None of these

2. How many people speak only English ?
(A) 190
(B) 100
(C) 90
(D) Cannot be determined
(E) None of these

3. How many people speak Hindi and Urdu both but not English ?
(A) 180
(B) 120
(C) 90
(D) 150
(E) None of these

4. By what per cent the no. of people who speak only Urdu is less than those who speak Hindi and English both but not Urdu
(A) 66 2/3 %
(B) 33 1/3 %
(C) 40%
(D) Cannot be determined
(E) None of these

5. By what per cent the no. of people who speak only English is more than those who speak Hindi and Urdu but not English ?
(A) 40%
(B) 66 2/3%
(C) 50%
(D) Cannot be determined
(E) None of these

Directions—Study the following information carefully and answer the questions that follow—

Five horses, Red, White, Grey, Black and Spotted participated in a race. As per the rules of the race, the persons betting on the winning horse get four times the bet amount and those betting on the horse that came in second get thrice the bet  amount. Moreover, the bet amount is returned to those betting on the horse that came in third, and the rest lose the bet amount. Raju bets Rs. 3000, Rs. 2000 and Rs. 1000 on Red, White and Black horses respectively and ends up with no profit and no loss.

6. Which of the following cannot be true ?
(A) At least two horses finished before Spotted
(B) Red finished last
(C) There were three horses between Black and Spotted
(D) There were three horses between White and Red
(E) Grey came in second

7. Suppose, in addition, it is known that Grey came in fourth. Then which of the following cannot be true ?
(A) Spotted came in first
(B) Red finished last
(C) White came in second
(D) Black came in second
(E) There was one horse between Black and White

ANSWERS WITH EXPLANATIONS

DI1

6. (D) There were three horses between White and Red.
7. (C) White came second


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