a.300 b. 600 c. 450 d.750
Q2. If cosθ+secθ=2 (00≤θ≤900) then the value of cos10θ+sec11θ is
a.0 b.1 c.2 d.-1
Q3. The minimum value of 2sin2θ+3cos2θ is
a.0 b.3
c.2 d.1
Q4. If two bells chime at
intervals of 4 mins and 15 mins, after how long would they chime together first
if they had chimed together in the beginning?
a.26 mins b.52 mins
c.1 hour 18 minutes d.1 hour
Q5. (y−z)3+(z−x)3+(x−y)3 is equal to
a.(x−y)(y+z)(x−z) b.(y−z)(z+x)(y−x) c.(y−z)(z−x)(x−y) d.3(y−z)(z−x)(x−y)
Q6. If x=b+c−2a,
y=c+a−2b and z=a+b−2c,
then the value of x2+y2−z2+2xy
is,
a.a+b+c b. 0
c.a−b+c d.a+b−c
Q7.A
circular wire of radius 42 cm is bent in the form of a rectangle whose sides
are in a ratio of 6 : 5. The smaller side of the rectangle is
a.30 cm b.60 cm
c.36 cm d.25 cm
Q8.From a point in the
interior of an equilateral triangle, the perpendicular distances of the sides
are, √3 cm, 2√3 cm and 5√3 cm. The perimeter (in cm) of the triangle is
a.48 b.64
c.24 d.32
Q9.The
ratio of sides of a triangle is 3 : 4 : 5 and area of the triangle is 72 square
units. Then the area of an equilateral triangle with same perimeter as the
first triangle (in square units) is, a.48√3
b. 96 c. 60√3 d.32√3
Q10.If
a train runs at 40km/hr, it reaches its destination 11 minutes late and if it
runs at a speed of 50km/hr, it reaches the destination only 5 minutes late.
Find the right time by which the train was to reach its destination
a.20
min b.19 min c.21 min
d.18 min
Q11.The
sum of the length, breadth and height of a rectangular parallelepiped is 24 cm
and the length of the diagonal is 15 cm. Then its total surface area is
a.351
cm2 b. 256 cm2 c. 265 cm2 d. 315 cm2
Q12.If sinθ+cosecθ=2,
then the value of sin100θ+cosec100θ is
a.100
b.3 c.2 d.1
Q13.The greatest value of sin4θ+cos4θ is
a.1
b.12 c.3 d.2
Q14.If (1+sinA)(1+sinB)(1+sinC)=(1−sinA)(1−sinB)(1−sinC)
, then the expression on each side of the equation equals, a.1 b.tanA.tanB.tanC c.cosA.cosB.cosC d. sinA.sinB.sinC
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