Practice Question and Answer
8 Q: Find the number of squares in the given figure.

1325 05fe499209002d17b1c444251
5fe499209002d17b1c444251
- 112false
- 213false
- 315false
- 420true
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Answer : 4. "20"
Q: Which of the following interchanges in signs and numbers will make the given equation correct?
8 x 6 + 4 = 52
978 062d6722e313eb40eb8733698
62d6722e313eb40eb8733698- 1x and +, 8 and 4true
- 2+ and x, 6 and 8false
- 3x and +, 8 and 52false
- 4+ and x, 6 and 4false
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Answer : 1. "x and +, 8 and 4"
Q: In a certain code language "GASTRIC" is written as "UCIREKT". How will "DECEIVE" be written in that code language?
1137 062d6710e6c73e80f8cf70a36
62d6710e6c73e80f8cf70a36- 1EGFCGXKtrue
- 2BFCCTGLfalse
- 3ACBCCTGfalse
- 4ACACCTGfalse
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Answer : 1. "EGFCGXK"
Q: Twenty-one time of a positive number is less than its square by 100. The value of the positive number is
752 0638610291f68323fe0f72404
638610291f68323fe0f72404- 125false
- 226false
- 342true
- 441false
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Answer : 3. "42"
Q: The sides of a triangle are in the ratio of 7: 9 : 12. The difference between the lengths of largest and smallest sides is 15 cm . The length of the largest sides would be:
1171 06142c55b71a4af142b0dbf3d
6142c55b71a4af142b0dbf3d- 160 cmfalse
- 224 cmfalse
- 336 cmtrue
- 421cmfalse
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Answer : 3. "36 cm "
Q: The east positive integer that should be subtracted from 3011 x 3012 so that the difference is a perfect square is-
1012 0630351bd29cb4630442475e5
630351bd29cb4630442475e5- 13009false
- 23010false
- 33011true
- 43012false
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Answer : 3. "3011"
Explanation :
We know that 3011 x 3012
= 3011 (3011 + 1)
= (3011)2 + 3011
We know
Required least number = 3011
Q: If the sum of the squares of three consecutive natural numbers is 110, then the smallest of these natural numbers is:
1029 05ef023f06d3c5c4869f2a158
5ef023f06d3c5c4869f2a158- 16false
- 25true
- 38false
- 47false
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Answer : 2. "5 "
Q: ₹ 26100 is divided between Ram and Shyam so that the interest that Ram receives in 3 years is the same as that Shyam receives in 6 years. If the interest rate of 4 % per annum then Ram's share is
1923 05f0d7c746d4355600947f3bb
5f0d7c746d4355600947f3bb- 1₹ 8,700false
- 2₹ 19,000false
- 3₹ 8,500false
- 4₹ 17,400true
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