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नवीनतमलोकप्रियमूल्यांकनपेज देखें 70 of 425कुल सवाल 3400 जॉइन Examsbook

प्र: An employee may claim Rs. 7.00 for each km when he travels by taxi and Rs. 6.00 for each km if he drives his own car. If in one week he claimed Rs. 595 for traveling 90 km. How many kms did he travel by taxi ? 2420 0

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    55 kms
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  • 2
    35 kms
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  • 3
    25 kms
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  • 4
    65 kms
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उत्तर : 1. "55 kms"
व्याख्या :

Answer: A) 55 kms Explanation: Let x and y be the respective km's travelled by man via taxi and by his own car.Given x + y = 90 => x = 90 - yBut according to the question,7x + 6y = 5957(90-y) + 6y = 595=> 630 - 7y + 6y = 595=> y = 630 - 595 = 35=> x = 90 - 35 = 55Therefore, the distance travelled by taxi is 55 kms.

प्र: The ratio of present ages of Hema and Chinnu is 13:17. Four years ago the ratio of their ages was 11:15. What will be the ratio of their ages six years hence ? 1511 0

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    3 : 7
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  • 2
    7 : 9
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  • 3
    4 : 5
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  • 4
    1 : 3
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उत्तर : 3. "4 : 5"
व्याख्या :

Answer: C) 4 : 5 Explanation: Let their present ages be 13x and 17x.Then, 13x-4/17x-4 = 11/15. Solving this, we get x = 2.Required ratio = 13x2 + 6/17x2 + 6 = 32/40 = 4/5.

प्र: How many Earth- sized Exoplanets have been discovered by NASA around a single star in February 2017 ? 1043 0

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    14
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  • 2
    7
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  • 3
    6
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  • 4
    11
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उत्तर : 2. "7"
व्याख्या :

Answer: B) 7 Explanation: NASA announced a Seven new system of Exoplanets, which are Earth-size, and could potentially hold life.These exoplanets are located outside of our solar system and orbit a star. NASA has named the system of planets after the ‘Transiting Planets and Planetesimals Small Telescope,’ which is located in Chile. This telescope first discovered three of the planets in this system in May 2016. Unlike Earth, which rotates on its axis, the planets are “tidally locked to the star.” This means that one side of the planet has only day, and one side has only night. It also means the weather conditions are unlike what we experience on Earth.

प्र: The Central Excise Day (CED) is celebrated on which date in India ? 1305 0

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    February 23
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  • 2
    February 22
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    D) is celebrated on which date in India ? A) February 23 B) February 22 C)
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  • 4
    is celebrated on which date in India ? A) February 23 B) February 22 C) February 21 D) February 27
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उत्तर : 1. "February 23"
व्याख्या :

Answer: A) February 23 Explanation: The Central Excise Day (CED) is celebrated every year on February 23 in India to commemorate the enactment of the Central Excise and Salt Act, 1944. The Central Excise officers all over the country celebrate this day by organizing seminars, workshops, trade interactions and cultural events etc.

प्र: Statement: There has been a significant drop in the water level of all the lakes supplying water to the city.Courses of action:I. The water supply authority should impose a partial cut in supply to tackle the situation.II. The government should appeal to all the residents though mass media for minimal use of water. 2626 0

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    Only I follows
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  • 2
    Only II follows
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  • 3
    Both I & II follows
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  • 4
    Neither I nor II follows
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उत्तर : 3. "Both I & II follows"
व्याख्या :

Answer: C) Both I & II follows Explanation: The situation can be tackled by periodic cuts in supply, and urging people to conserve water. So both the courses follow.

प्र: How much water can be used by a camel in drinking in a single time ? 1948 0

  • 1
    Up to 60 ltr.
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  • 2
    Up to 100 ltr.
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  • 3
    Up to 80 ltr.
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  • 4
    Up to 120 ltr.
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उत्तर : 2. "Up to 100 ltr."
व्याख्या :

Answer: B) Up to 100 ltr. Explanation:

प्र: If 'x' means '-', '÷' means '+', '-' means '÷' and '+' means 'x', then 24 - 4 ÷ 6 x 3 + 4 = ? 5936 0

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    0
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  • 2
    1
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  • 3
    2
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  • 4
    3
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उत्तर : 1. "0"
व्याख्या :

Answer: A) 0 Explanation: From the given information in the question24 ÷ 4 + 6 - 3 x 4 6 + 6 - 12 = 0

प्र: Five plays P, Q, R, S and T were organised in a week from Monday to Saturday with one play each day and no play was organised on one of these days. Play S was organised before Thursday but after Monday. Play T was organised on Saturday. Play R was not organised on the first day. Play Q was organised on the next day on which play R was organised. Play P was organised on Tuesday. 1)  On which day was play Q organised ? 2)  On which day was no play organised ? 3)  Which play was organised on Thursday ? 4906 0

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उत्तर :
व्याख्या :

Day               Play Monday        No playTuesday           PWednesday       SThursday          RFriday              QSaturday          T Answers : From the above table : 1) On Friday play Q was organised. 2) On Monday Noplay  was organised. 3)  On Thursday Play R was organised.

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