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Maths | GJ Board | Grade 10 | 2016
Q. If sin2(3x+45)+cos2(2x+60)=1 then x= ...............
  1. 30
  2. 60
  3. 15
  4. 0
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Q. To get the terminating decimal expansion of a rational number pq. if q=2m5n then m and n must belong to .................
  1. R
  2. N{0}
  3. N
  4. Z
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Q. The probability of compliment event of impossible event is ..................
  1. 0.5
  2. 0.46
  3. 0
  4. 1
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Q. If O(0, 0) and P(-8, 0) then co-ordinates of its midpoint are .............
  1. (-4, 0)
  2. (0, -4)
  3. (4, 0)
  4. (0, 0)
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Q. In an isosceles right angled triangle ΔABC, r = ..................
626962_b4ab0790bb1f4ac794718b5157465d56.png
  1. 2
  2. 1
  3. 22
  4. 112
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Q. (1, 0), (0, 1), (1, 1) are the co-ordinates of vertices of a triangle. The triangle is ............. triangle.
  1. Isosceles
  2. Obtuse angled
  3. Acute angled
  4. Equilateral
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Q. Find the probability of having 5 Sundays in the month of February in leap year 2004.
  1. 0
  2. 2/7
  3. 1/7
  4. 1
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Q. The ratio of the radii of two cones having equal heights is 2:3 then ratio of their volumes is ...................
  1. 3:2
  2. 9:4
  3. 8:27
  4. 4:9
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Q. From the graph the value of OA= ...................
626651_92a292726cd14c21a36c82472272a6e9.png
  1. 0
  2. a2+b2
  3. a2+b2
  4. a+b
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Q. The graph of p(x)=5x+3, where x ε R is?
  1. A parabola
  2. A line
  3. A ray
  4. A line segment
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Q. To find the length of a ladder making an angle θ with wall ................. trigonometric ratio is used.
  1. cosecθ
  2. tanθ
  3. none
  4. cotθ
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Q. From given figure tan A.tan C equals to:
626731_a48e5a486e0d46ef83fe3cf4a2a36e95.png
  1. 2
  2. 12
  3. 2
  4. 1
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Q. .................. is true for a tangent of a circle.
P: line intersect circle in one & only one point
Q: line and circle must be in same plane.
R: line passes from the centre of a circle.
  1. Q and R
  2. Only Q
  3. P and Q
  4. Only P
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Q. In ΔABC, D, E and F are midpoints of ¯¯¯¯¯¯¯¯AB, ¯¯¯¯¯¯¯¯BC and ¯¯¯¯¯¯¯¯AC respectively. If A(ΔABC)=40 then A(ΔDEF)= ..................
626638_47d87ba126b44069a094aea0cddf8b57.png
  1. 10
  2. 20
  3. 403
  4. 5
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Q. For polynomial p(x)=x24x+3, α+β= .................( where α and β are roots of polynomial.)
  1. Positive fraction
  2. Negative integer
  3. Positive integer
  4. Zero
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Q. In given figure, co-ordinates of foot of perpendicular P are ..............
626655_b33835179efd400daa2d555b60032e45.png
  1. (5, 0)
  2. (-5, 1)
  3. (-1, 0)
  4. (0, -1)
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Q. If radius of circle is decreased by 10% then there is ................ decrease in its area.
  1. 21%
  2. 19%
  3. 10%
  4. 20%
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Q. The conjugate surd of 23 is ..................
  1. 2(3)
  2. 23
  3. 3+2
  4. 123
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Q. If cos245ocos230o=x.cos45osin45o then x= ................
  1. -1/2
  2. 2
  3. 1/2
  4. 3/4
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Q. For the zeroes α & β of polynomial P(x)=ax2+bx+c, 1α+1β= ....................
  1. bc
  2. ca
  3. none
  4. ba
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Q. Total area of the given closed figure will be ................. square units.
626969_485af36de2ca4720abca7815cd6e7d3c.png
  1. 45
  2. 40
  3. 31
  4. 25
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Q. In given figure, the minimum distance to reach from point "C" to point "A" will be ....................
626733_ab1fcfe9df564046b9f6b00d753ae88b.png
  1. a2
  2. 2
  3. 2
  4. 2a
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Q. If the circumference of base of a hemisphere is 2π then it volume is ................... cm3.
  1. 2π3r3
  2. 8π3
  3. π12
  4. 2π3
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Q. The graph of polynomial P(x)=axb, where a0;a, bεR intersect intersects Xaxis at
  1. (ba, 0)
  2. (0, ba)
  3. (ba, 0)
  4. (ab, 0)
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Q. Select the correct option given below:
From the figure, AB = ...................
626649_bfd4203ae0124702a7a6ef397d21b9dd.png
  1. 8
  2. 12
  3. 4
  4. 16
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Q. If the ratio of the height of tower and the length of its shadow is 1 : 3, then the angle of elevation of the sum has measure ................
  1. 60o
  2. 45o
  3. 30o
  4. 75o
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Q. In the given cylinder the stick of maximum length ................. can be kept inside it.
626968_c8022e42d51d48db88c91f732278eb80.png
  1. 10
  2. 12
  3. 13
  4. 17
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Q. In the figure, from one handkerchief from four corners, sectors P, Q, R, S each of 2 cm are cut, whose sum is P + Q + R + S = A1 and a circle of diameter 4 cm from the centre is cut whose area is A2, then .................... is possible
626963_55272589b0ae4d18ac493b9e5979dfba.png
  1. A1A
  2. A1<A2
  3. A1=A2
  4. A1>A2
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Q. Formula to find area of sector is .............
  1. 12rl
  2. πr2θ180
  3. πrθ360
  4. πr2
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Q. From the given figure AD = ....................
626641_3f0c248de63946dd8c3ebe5987cd1c6c.png
  1. 3
  2. 2
  3. 23
  4. 32
View Solution
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