51 years ago in Numerical Aptitude

One-fourth of 30% of 2/5 of a number is 15. What is 50% of the number?
किसी संख्या के 2/5 के 30% का एक चौथाई अगर 15 है, उसी संख्या का 50% कितना होगा?

[A] 90
[B] 150
[C] 250
[D] 320
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ram manohar
ram manohar - 2 years ago

ram manohar from Hyderabad, India is saying 250 is correct answer

Nazia Sayed
Nazia Sayed - 3 years ago

Nazia Sayed from Mumbai, India is saying 90 is correct answer

Pawan Kumar Vijarania
Pawan Kumar Vijarania - 3 years ago

Pawan Kumar Vijarania from Delhi, India is saying 250 is correct answer

Sayed badruzama
Sayed badruzama - 3 years ago

Sayed badruzama from Mumbai, India is saying 250 is correct answer

SARANG
SARANG - 3 years ago

SARANG from Patna, India is saying 250 is correct answer

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A man can do a piece of work in 7 days, but with the help of his son, he can do it in 5 days. In what time can the son do it alone?
एक व्यक्ति एक काम को 7 दिन में कर सकता है, लेकिन अपने बेटे की मदद से वह इसे 5 दिनों में कर सकता है| लड़का अकेले इसे कितने समय में पूरा कर सकता है?

  • [A] \(17\frac{1}{2}\;\) days
    \(17\frac{1}{2}\;\) दिन
  • [B] 18 days
    18 दिन
  • [C] \(12\frac{1}{2}\) days
    \(12\frac{1}{2}\) दिन
  • [D] \(16\frac{1}{2}\) days
    \(16\frac{1}{2}\) दिन

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What is the least number that must be subtracted from 1936 so that the resulting number when divided by 9, 10 and 15 will leave in each case the same remainder 7?
1936 से किस न्यूनतम संख्या को घटाना चाहिए ताकि प्राप्त संख्या को जब 9, 10 और 15 से भाग दिया जाये तो हर बार समान शेषफल 7 आयेगा?

  • [A] 37
  • [B] 36
  • [C] 39
  • [D] 30

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A hemisphere and a cone have equal bases i.e equal radius. If their heights are also same then, find the ratio of their curved surfaces:
एक गोलार्ध और शंकु के पृष्ठ समान (समान त्रिज्याएँ) है। यदि इनकी लम्बाईयां भी समान है, तो उनके वक्र पृष्ठों का अनुपात ज्ञात कीजिये।

  • [A] 1: √2
  • [B] √2 : 2
  • [C] 1: 4
  • [D] √2 : 1

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Akbar, Birbal, Chanakya are partners in a business. During a particular year, Akbar received one third of the profit, Birbal received one fourth of the profit and Chanakya received the remaining Rs. 5000. How much amount of money did Akbar receive?


अकबर, बीरबल, चाणक्य एक व्यवसाय में भागीदार हैं | एक निश्चित साल के दौरान, अकबर ने लाभ का एक तिहाई मिला, बीरबल ने लाभ का एक चौथाई और चाणक्य ने लाभ से बचे 5000 मिले | अकबर को लाभ से कितने रुपये मिले?

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    Rs. 1000
  • [B]

    Rs. 3000
  • [C]

    Rs. 4000
  • [D]

    Rs. 5000

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Milk man sells his milk at its cost price but measures 850 milliliters instead of 1000 milliliters. Find his gain percent?
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  • [A] \(17\frac{{11}}{{17}}\%\)
  • [B] \(7\frac{1}{{12}}\%\)
  • [C] \(33\frac{1}{3}\%\)
  • [D] 15%

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