Quant Quiz

1. The diagonal of a square is 4√ 2 cm. The diagonal of another square whose area is double that of the first square is—

(A) 8 cm                 (B) 8√2 cm              (C) 4√ 2 cm               (D) 16 cm
Ans : (A)
2. A train starts with the speed of 70 km/hr with its speed increasing every two hours by 10 km/hr. In how many hours will it cover 345 kms ?
(A) 2¼ hrs               (B) 4 hrs 5 mins            (C) 4½ hrs           (D) None of the above
Ans : (C)

3. How long does a train 110 metres long running at the speed of 72 km/hr take to cross a bridge 132 metres in length ?
(A) 9•8 sec              (B) 12•1 sec                (C) 12•42 sec             (D) 14•3 sec
Ans : (B)

4. A boatman goes 2 km against the current of the stream in 1 hour and goes 1 km along the current in 10 minutes. How long will it take to go 5 km in stationary water ?
(A) 40 mins               (B) 1 hr                (C) 1 hr 15 mins              (D) 1 hr 30 mins
Ans : (C)

5. The value of

is—

(A) 2               (B) 3/2        (C) 4/13        (D) 3 6/13
Ans : (A)




6. The ratio of the incomes of A and B is 5 : 4 and the ratio of their expenditure is 3 : 2. If at the end of each year, each saves Rs. 1600, then the income of A is—
(A) Rs. 3400                (B) Rs. 3600              (C) Rs. 4000            (D) Rs. 4400
Ans : (C)

7. Half of 1 per cent is equal to—
(A) 0•005                    (B) 0•05                     (C) 0•02                    (D) 0•2
Ans : (A)

8. If 3/5th of a cistern is filled in 1 minute, how much more time will be required to fill the rest of it ?
(A) 40 sec                  (B) 30 sec                 (C) 36 sec                (D) 24 sec
Ans : (A)

9. In what ratio must water be mixed with milk costing Rs. 12 per litre to obtain a mixture worth Rs. 8 per litre ?
(A) 1 : 2                         (B) 2 : 1                    (C) 2 : 3                 (D) 3 : 2
Ans : (A)

10. A number was divided successively in order by 4, 5 and 6. The remainders were respectively 2, 3 and 4. The number is—
(A) 214                          (B) 476                        (C) 954              (D) 1908
Ans : (A)