Dear Readers, Welcome to Quantitative Aptitude Squares and Square Roots questions and answers with explanation. These Average solved examples with shortcuts and tricks will help you learn and practice for your Placement Test, competitive exams and entrance exam like Bank PO, IBPS PO, SBI PO, RRB PO, RBI Assistant, LIC,SSC, MBA - MAT, XAT, CAT, NMAT, UPSC, NET, Super 100 Haryana, Buniyaad Scheme Haryana, Super 100 NDA, Jawahar Navodaya Vidyalaya, MP Super 100, Super 100 Bhopal, NTSE etc.
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Squares and Square Roots
1. The Pythagorean triples whose smallest number is 8:
पायथागॉरियन त्रिगुण जिसकी सबसे छोटी संख्या 8 है: a) 8, 16 17 b) 8, 17, 18 c) 8, 15, 17 d) 8, 15, 16
ANSWER
2. Which of the following is a perfect square?
निम्न में से कौन सा पूर्ण वर्ग है? a) 1057 b) 625 c) 7928 d) 64000
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3. Which of the following will have 6 at unit place?
निम्नलिखित में से किसके इकाई स्थान पर 6 होगा? a) 192 b) 112 c) 242 d) 132
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4. If 5278 is squared, then what will be at unit place?
यदि 5278 का वर्ग किया जाए, तो इकाई स्थान पर क्या होगा? a) 8 b) 7 c) 6 d) 4
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5. What will be the number of zeros in square of 400?
400 के वर्ग में शून्य की संख्या कितनी होगी? a) 2 b) 3 c) 4 d) 6
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6. How many natural numbers lie between 9^2 and 10^2?
9^2 और 10^2 के बीच कितनी प्राकृत संख्याएँ हैं? a) 17 b) 18 c) 19 d) 20
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7. What is the sum of first four odd natural numbers?
प्रथम चार विषम प्राकृतिक संख्याओं का योग कितना है? a) 16 b) 17 c) 18 d) 20
ANSWER
8. The value of 9^2 – 1 is equal to:
9^2 – 1 का मान बराबर है: a) 81 b) 80 c) 79 d) None of the above
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9. The sum of 1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 +19 is: a) 121 b) 120 c) 100 d) 110
ANSWER
10. The square of 42 is:
42 का वर्ग है: a) 1764 b) 1664 c) 1564 d) 1504
ANSWER
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