1. Home

- Online Exam Test Papers | - MCQs[multiple choice questions and answers ] | - Mock Test Papers | - Practice Papers | - Sample Test Papers |

Question:
wo trains of equal length running in opposite direction   pass a student standing by the side of railway line in 18 sec and 12 sec respectively.The time that the two train will take to cross each other is

1.7.2 sec

2.9.6 sec

3.10.8 sec

4.14.4 sec

Posted Date:-2021-09-13 16:37:13

More MCQS Questions and answers

  1. #Q An economic theory is a/an
  2. #Q The particulate Matter (PM-10) exhaled from the polluted atmosphere is often filtered out during the process of #Q The particulate Matter (PM-10) exhaled from the polluted atmosphere is often filtered out during the process of
  3. 11.In a circle of radius 17cm two parallel chords of lengths 30 cm and 16 cm are drawn.If both the chords are on the same side of the centre then the distance between the chord is
  4. 15 litres of a mixture contains alcohol and water in the ratio 1:4.If 3 litres of water is mixed in it the percentage of alcohol in the new mixture will be
  5. A and B have together three times what B and C have while A B C together have thirty rupees more than that of A.If B has 5 times that of C then A has
  6. A can do a piece of work in 12 days while B alone can do it in 15 days .With the help of C they can finish it in 5 days .If they are paid Rs 960 for the whole work how much money A gets ?
  7. A cricketer player after playing 10 tests scored 100 runs in the 11 th test .As a result the average of his runs is increased by 5.The present average of run is
  8. A fruit seller buys some oranges at the rate of 4 for Rs 10 and an equal number more than at 5 for Rs 10He sells the whole lot at 9 for Rs 20What is his loss or gain percent ?
  9. A leak can empty A full tank in 12 minutes.If the leak is absent two pipes A and B can fill the tank separately in 15 minutes and 20 minutes respectively.If the leak is active and both the pipes are open then the tank will be filled in
  10. A man rows down a river 15 km in 3 hrs.With the stream and returns in 7 1/2 hrs.The rate at which he rows in still water is
  11. A Number is divisible by 6 but not divisible by 4 which of the following will not be an integer ?
  12. A reduction in the price of apples enables a person to purchase 3 apples for Rs 1 instead of Rs 1.25 What is the % of reduction in price (approximately)
  13. A retailer buys a sewing machine at a discount of 15% and sell it for Rs 1955.Thus he makes a profit of 15 %.The discount is
  14. A retailer purchased radiosets at the rate of Rs 400 each from a wholesaler.He raised the price by 30% and then allowed a discount of 8% on each set.His profit will be
  15. A square ABCD is inscribed in a circle of unit radius.Semicircles are described on each side as a diameter . The area of the region bounded by the four semicircles and the circle is
  16. A trader sells two computers at the same price.On one he makes a profit of 15% and on the other the suffers a loss of 15%.Find his gain or loss percent
  17. AB is the chord of a circle with centre O and DOC is a line segment orginating from a point D on the circle and intersecting AB produced at C such that BC=OD.If ?BCD=20� then ?AOD=?
  18. ABC is a right angled triangle B being the right angle.Mid-points of BC and AC are respectively B and A .The ratio of the area of the quadrilateral A A .B B to the area of the triangle ABC is
  19. ABC is a triangle.The bisectors of the internal angle ?B and external angle ?C intersect at D.If ?BDC=50 then ?A is
  20. ABCD is a cyclic quadrilateral.AB and DC are produced to meet at P.If ?ADC =70� and ?DAB=60� then the ?PBC + ?PCB is
  21. According to Marx the source of value is
  22. BCCI named the "Indian Cricketer of the year 2011-2012" to honour
  23. Choose the word opposite in meaning to the given word Lunacy
  24. From a point P which is at a distance of 13 cm from centre O of a circle of radius 5 cm in the same plane a pair of tangents PQ and PR are drawn to the circle.Area of quadrilateral PQOR is
  25. If (1+sin ?) (1+sin ?)(1+sin ?)=(1-sin ?)(1-sin ?)(1-sin ?) then the length of the longer diagonal is
  26. If (x+7954 x 7956) be a square number then the value of x is
  27. If ?CAB =30 then ADC is #Q ABCD is a cyclic trapezium with AB || DC and AB diameter of the circle.If ?CAB =30 then ADC is
  28. If a+1/a-2=4 then the value of (a-2)�+ (1/a-2)� is
  29. If a+b+c=2s then (s-a)�+(s-b)�+(s-c)�+s� / a�+b�+c�
  30. If a�-b�-c�=0 then the value of a?-b?-c?-3a�b�c� is
  31. If sin(A-B)=1/2 and cos(A+B)=1/2 where A>B>0 and A+B is an acute angle then the value B is
  32. If the arcs of square length in two circles subtend angles of 60� and 75� at their centres and ratio of their radii is
  33. If the number p is 5 more than q and the sum of the squares of p and q is 55 then the product of p and q is
  34. If the perimeter of a rectangle and a square are equal and the ratio of two adjacent sides of the rectangle is 1:2 then the ratio of area of the rectangle and that of the square is:
  35. If x�+y�+z�=20 and x+y+z=6 then the value of x�+y�+z�-3xyz is
  36. If xy(x+y)=1 then the value of 1/xy-x-y is
  37. In a football tournament there are 500 teams Each team plays with every other team exactly onceHow many matches will have to be organised ?
  38. In a triangle ABC the side BC is extended up to DSuch that CD =AC if ?BAD =109� and ?ACB =72� then the value of ?ABC is
  39. Indian Special Economic Rules amendment came in the year
  40. Martyr s Day is marked on
  41. One man 3 women and 4 boys can do a piece of work in 96 hours 2 men and 8 boys can do it in 80 hours 2 men and 3 women can do it in 120 hours .5 men and 12 boys can do it in
  42. One of the four angles of a rhombus is 60�.If the length of each side of the rhombus is 8 cm then the length of the longer diagonal is
  43. Provisions of citizenship in Indian Constitution became applicable in
  44. Sarus crane is the state bird of
  45. Second India-Africa Forum Summit-2011 was held in
  46. The animal who can consume more salt among the following is
  47. The company development Programme was launched in the year
  48. The Daocheng Yading Airport is located in
  49. The interest on a certain sum of money is Rs 22 and the discount on the same sum for the same time and the at the same rate is Rs 20 find the sum
  50. The National Emergency in India declared by the President of India due to external aggression or armed revolt through
  51. The ordinary and maximum tolerance limit of sound by human being is
  52. The principle of maximum social advantage is the basic principle of
  53. The ratio of monthly income of A B is 6:5 and their monthly expenditures are in the ratio 4:3.If each of them saves Rs 400 per month Find the sum of their monthly incomes.
  54. The third proportional to (x/y + y/x) and ?x�+ ?y� is
  55. The time that he will take to cover a distance of 90 km is #Q A man rides at the rate of 18 km/hr but stops for 6 mins to change horses at the end of every 7th km .The time that he will take to cover a distance of 90 km is
  56. The Tongario volcano erupted on November 21 2012 is in
  57. There is 100 % increase to an amount in 8 years at simple interest.Find the compound interest of Rs 8000 after 2 years at the same rate of interest .
  58. Tick the correct option with regards to the contribution towards GDP (Gross Domestic Product ) from Agriculture
  59. Two circles touch each other internally.Their radii are 2 cm and 3 cm.The biggest chord of the greater circle which is outside the inner circle is of length
  60. What Satyagraha was held in Nagpur in 1923 ?
  61. Where did Aurangzeb die ?
  62. Which of the following is only domestic Airport ?
  63. Which one of the following is not a sect of Buddhism ?
  64. Which year plan is not correct among the following ?
  65. Who gave the title of "Sardar" to Ballabh Bhai Patel ?
  66. Who was the viceroy when Delhi became the capital of British India ?
  67. Who won the World Carrom Championship 2012 ?
  68. wo trains of equal length running in opposite direction pass a student standing by the side of railway line in 18 sec and 12 sec respectively.The time that the two train will take to cross each other is
Search