Practice Question and Answer
8 Q: By mistake instead of dividing Rs.117 among A,B and C in the ration $${1\over2}:{1\over3}:{1\over4} $$. it was divided in the ratio of 2:3:4. Who gains the most and by how much?
1444 05d7f22b650132761b5ef8e2f
5d7f22b650132761b5ef8e2f- 1A, 28false
- 2B, 3false
- 3C, 20false
- 4C, 25true
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Answer : 4. "C, 25"
Q: The ratio of two numbers is 3:8 and their difference is 115. The smaller of the two numbers is:
1803 05d7f224750132761b5ef8bcb
5d7f224750132761b5ef8bcb- 1184false
- 2194false
- 369true
- 459false
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Answer : 3. "69"
Q: The length of two chords AB and AC of a circle are 8 cm and 6 cm and ∠BAC=90º, then the radius of circle is
1634 05d7f2165fb24f90208637eb7
5d7f2165fb24f90208637eb7- 125 cmfalse
- 220 cmfalse
- 34 cmfalse
- 45 cmtrue
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Answer : 4. "5 cm"
Q: In a regular polygon, the exterior and interior angles are in the ration 1:4.The number of sides of the polygon is
1352 05d7f201550132761b5ef81f6
5d7f201550132761b5ef81f6- 15false
- 210true
- 33false
- 48false
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Answer : 2. "10"
Q: The greatest value of $$ Sin^{4}θ+Cos^{4}θ $$ is:
2095 05d7f1f94fb24f902086377ff
5d7f1f94fb24f902086377ff- 12false
- 23false
- 3$${1\over2}$$false
- 41true
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Answer : 4. "1"
Q: A house and a shop were sold for Rs. 1 lakh each, In this transaction, the house sale resulted into 20 % loss whereas the shop sale into 20 % profit. The entire transaction resulted in:
6109 05d7f1e5f7f06bc6981e04955
5d7f1e5f7f06bc6981e04955- 1no loss no gainfalse
- 2gain of Rs. $$ {1\over24}$$false
- 3loss of Rs.$$ {1\over12}$$ lakhtrue
- 4loss of$$ {1\over18}$$ lakhfalse
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Answer : 3. "loss of Rs.$$ {1\over12}$$ lakh "
Q: If 3 toys are sold at the cost price of 4 toys of the same kind, the profit will be:
1943 05d7f1dba50132761b5ef7bb9
5d7f1dba50132761b5ef7bb9- 125%false
- 2$$ 33{1\over3}\%$$true
- 3$$ 66{1\over3}\%$$false
- 450%false
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Answer : 2. "$$ 33{1\over3}\%$$ "
Q: The HCF and LCM of two numbers are 12 and 336 respectively. If one of the number is 84, the other is
1517 05d7f1ce150132761b5ef7477
5d7f1ce150132761b5ef7477- 136false
- 248true
- 372false
- 496false
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