Maths Practice Question and Answer
8 Q: Fill in the blanks:
Sin A = ____ × (Cos A)
2881 05eb50a96ffc62d0a81dd3446
5eb50a96ffc62d0a81dd3446Sin A = ____ × (Cos A)
- 1Sin Afalse
- 2Tan Atrue
- 3Cot Afalse
- 4Cosec Afalse
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Answer : 2. "Tan A "
Q: The ratio of length and breadth of rectangle is 5:2 respectively. The respective ratio of its perimeter and area is 1:3 (irrespective of the unit). What is the length of the rectangle? 2879 05d109d3787e3540b926c1be8
5d109d3787e3540b926c1be8- 127 unitsfalse
- 232 unitsfalse
- 321 unitstrue
- 4None of thesefalse
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Answer : 3. "21 units"
Explanation :
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Q: In the given figure AB, BC and CA is a tangent of a circle if BC=6.3 cm and MC=2.7 cm then the Value of BL is
2877 05e58d0f00aff8d44673ef2a4
5e58d0f00aff8d44673ef2a4- 13.5 cmfalse
- 22.5 cmfalse
- 33.6 cmtrue
- 42 cmfalse
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Answer : 3. "3.6 cm"
Q: A piece of land came to a person through three middlemen each gaining 20%. If the person purchased the land for Rs. 3,45,600 the original cost of the land was:
2866 15efd52dceb90be58c591c022
5efd52dceb90be58c591c022- 1Rs.1,75,800false
- 2Rs.2,00,000true
- 3Rs.1,00,000false
- 4Rs.1,50,000false
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Answer : 2. "Rs.2,00,000"
Q: The list price of a clock is Rs 160. A customer buys it for Rs. 122.40 after two successive discount. If first discount is 10% the second is 2862 15cf11f17c97a225730e3b310
5cf11f17c97a225730e3b310- 110%false
- 212%false
- 315%true
- 418%false
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Answer : 3. " 15%"
Q: A starts a business, after 6 months B also join him with Rs.4500 and after 2 months of B’s joining C also join them with Rs.4500. If A gets approx. Rs 4900 out of total annual profit of Rs. 10,000 then find the approximate value of initial investment of A.
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5df9b7bd9e7c624c9bfe900b- 1Rs. 4800false
- 2Rs. 4200false
- 3Rs. 3600true
- 4Rs 4400false
- 5Rs. 5200false
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Answer : 3. "Rs. 3600"
Q: The equidistant point from the vertices of a triangle is called its:
2856 05dd3d814c2282c484e4713d8
5dd3d814c2282c484e4713d8- 1Centroidfalse
- 2Incentrefalse
- 3Circumcentertrue
- 4Orthocenterfalse
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Answer : 3. "Circumcenter "
Q: A train travelling at the speed of 50 kmph leaves from a station. Another train travelling at speed of 60 kmph leaves the same station after 7 hours in the same direction. They will meet after what distance?
2853 05fd8797eee21a544062161ca
5fd8797eee21a544062161ca- 11800 kmfalse
- 22400 kmfalse
- 32100 kmtrue
- 42700 kmfalse
- 5None of thesefalse
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