Practice Question and Answer

Q: Left-handed persons suffer more frequently than do right-handed persons from certain immune disorders, such as allergies. Left-handers tend to have an advantage over the right-handed majority, however, on tasks controlled by the right hemisphere of the brain, and mathematical reasoning is strongly under the influence of the right hemisphere in most people. If the information above is true, it best supports which of the following hypotheses? 7208 0

  • 1
    Most people who suffer from allergies or other such immune disorders are left-handed rather than right-handed.
    Correct
    Wrong
  • 2
    Most left-handed mathematicians suffer from some kind of allergy.
    Correct
    Wrong
  • 3
    There are proportionally more left-handers among people whose ability to reason mathematically is above average than there are among people with poor mathematical reasoning ability.
    Correct
    Wrong
  • 4
    If a left-handed person suffers from an allergy, that person will probably be good at mathematics.
    Correct
    Wrong
  • 5
    There are proportionally more people who suffer from immune disorders such as allergies than there are people who are left-handed or people whose mathematical reasoning ability is unusually good.
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "There are proportionally more left-handers among people whose ability to reason mathematically is above average than there are among people with poor mathematical reasoning ability."

Q: In a purse there are 30 coins, twenty one-rupee and remaining 50-paise coins. Eleven coins are picked simultaneously at random and are placed in a box. If a coin is now picked from the box, find the probability of it being a rupee coin? 7200 0

  • 1
    4/7
    Correct
    Wrong
  • 2
    2/3
    Correct
    Wrong
  • 3
    1/2
    Correct
    Wrong
  • 4
    5/6
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "2/3"
Explanation :

Answer: B) 2/3 Explanation: Total coins 30 In that, 1 rupee coins 20 50 paise coins 10Probability of total 1 rupee coins =  20C11 Probability that 11 coins are picked = 30C11 Required probability of a coin now picked from the box is 1 rupee = 20C11/30C11 = 2/3.

Q:

निम्नलिखित प्रश्न में, दिए गए विकल्पों में से संबंधित अक्षर ज्ञात कीजिए।

SPAIN : USENT :: ? : LDTFT

7197 0

  • 1
    CHINA
    Correct
    Wrong
  • 2
    INDIA
    Correct
    Wrong
  • 3
    JAPAN
    Correct
    Wrong
  • 4
    KENYA
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 3. "JAPAN"

Q:

लिखित संविधान के लिए प्रस्तावना को अपनाने वाले पहले देश का नाम बताएं?

7190 0

  • 1
    अमेरीका
    Correct
    Wrong
  • 2
    भारत
    Correct
    Wrong
  • 3
    ब्रिटेन
    Correct
    Wrong
  • 4
    कनाडा
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "अमेरीका"
Explanation :

सही उत्तर संयुक्त राज्य अमेरिका है। लिखित संविधान का चलन प्रारंभिक औपनिवेशिक अमेरिका में शुरू हुआ।


Q:

राजस्थान के नाथरा - की -पाल क्षेत्र में कौन सा खनिज पाया जाता है ? 

7179 0

  • 1
    लौह अयस्क
    Correct
    Wrong
  • 2
    तांबा
    Correct
    Wrong
  • 3
    सीसा व जस्ता
    Correct
    Wrong
  • 4
    मैंगनीज
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "लौह अयस्क "
Explanation :

1. यद्यपि राजस्थान इस खनिज से समृद्ध नहीं है, फिर भी उपलब्ध निक्षेप उच्च गुणवत्ता (हेमेटाइट और मैग्नेटाइट) का है। 

2. अधिकांश हेमेटाइट के रूप में पाया जाने वाला अयस्क छोटे से निक्षेप में पाया जाता है जिनका गैर-आर्थिक रूप से खनन किया जाता था। 

3. कुछ मैग्नेटाइट विभिन्न स्थानों पर भी पाए जाते हैं। 

4. राज्य में लौह-अयस्क राज्य के उत्तर-पूर्वी और दक्षिण-पूर्वी भाग में पाया जाता है।

Q:

लीला अपने दोस्त की दो लड़कियों को अपने पिता की इकलौती बहन की बेटियों के रूप में पेश करती है। लीला और ये लड़कियां ____ हैं।

7173 0

  • 1
    चचेरी बहिन
    Correct
    Wrong
  • 2
    मित्र
    Correct
    Wrong
  • 3
    भतीजी
    Correct
    Wrong
  • 4
    जुड़वां
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 1. "चचेरी बहिन"

Q: 45% of 750  -  25% of 480 = ? 7160 0

  • 1
    337.50
    Correct
    Wrong
  • 2
    217.50
    Correct
    Wrong
  • 3
    376.21
    Correct
    Wrong
  • 4
    120
    Correct
    Wrong
  • Show AnswerHide Answer
  • Workspace

Answer : 2. "217.50"
Explanation :

Answer: B) 217.50 Explanation: Given expression = (45 x 750/100) - (25 x 480/100) = (337.50 - 120) = 217.50

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully

      Report Error

    Please Enter Message
    Error Reported Successfully