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Friday 7 October 2016

ARITHMETIC AND MENTAL ABILITY ARITHMETIC AND MENTAL ABILITY- 40

ARITHMETIC AND MENTAL ABILITY- 40

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591. Seetal has a peculiar preference. She likes 144 but not 244, likes 81 but not 91. Which of the following number Seetal will like?
(a) 101                                                    (b) 190
(c) 121                                                     (d) 200
Answer: (c)

592. If 10 men can do a piece of work in 12 days working 7 hours a day. Then how many hours a day must six men work to do the same work in 14 days?
(a) 8                                                          (b) 10
(c) 12                                                         (d)  6
Answer: (b)


593. 2,4,16,256,?
(a) 65536                                                      (b) 4096
(c) 32768                                                      (d)  8192
Answer: (a)

594. 2 + 4 + 6 + 8 +......+ 200=?
(a) 10010                                                     (b) 10100
(c) 11010                                                      (d)  10012
Answer: (b)

595. Find the one which does not belong to the group:
(a) Robert Browing                                   (b) Alexander Fleming
(c) Mathew Arnold                                     (d) Thomas Gray
Answer: (b)

596. When goods sold at Rs.240, a merchant gains 25%. How much percent would he gain by selling it for Rs.216?
(a) 12                                                              (b) 15.5
(c) 12.5                                                           (d)  20
Answer: (c)


597. If BEFORE is coded as FEBORE then JUNGLE is coded as:
(a) NUJGLE                                                   (b) GNUJEL
(c) GNUJEL                                                 (d)  GNUJLE
Answer: (a)

598. Perimeter of a triangle is 100 cm. One side is 20 cm.  What is its area in square cm?
(a) 1600                                                     (b) 800
(c) 600                                                         (d) 400
Answer: (c)

599. Circle: Circumference:: Square: ?
(a) Area                                                       (b) Angle
(c) Diagonal                                               (d) Perimeter
Answer: (d)


600. A car driver decided to drive his car at a speed of 60kmph in the hope of covering the distance of 30km in 30 minutes.  But half way he found that his speed was only 30 kmph. What should be his speed in the second half of his journey at an average speed of 60kmph?
(a) Journey impossible                             (b) 55kmph
(c) 45kmph                                                  (d) None of the above
Answer: (a) 

 601. Which is different from others?
(a) Eye-brow                        (b) Foot
(c) Ear                                     (d) Nose
Answer: (b)

602. A train running at a speed of 10m/s.  If it crosses a pole in 75 seconds the length of the train is:
(a) 750m                                 (b) 7.5m
(c) 7m                                      (d) .75m
Answer: (a)

603. Find the missing term which will complete the series: 2,2,4,4,6,6,8,?
(a) 7                                            (b) 8
(c) 6                                             (d) 5
Answer: (b)

604. If each of the dimensions of a rectangle is increased by 200%, then the area is increased by:
(a) 300%                                  (b) 200%
(c) 800%                                   (d) 600%
Answer: (c)

605. Water : Ocean :: Sand:?
(a) River                                     (b) Desert
(c) Island                                    (d) Water
Answer: (b)
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