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Question 1
If x - 1/x = 3 then √x = ?
Question 2
If x,y,z are all positive integers and x+y+z=12 Find the maximum value of xyz.
Question 3
In the following figure, AB || CD, ∠ABC = 85°. ∠CDE = 25°. AB = AE. Calculate the value of ∠CED?
Question 4
The mid points of an equilateral triangle are joined to form a triangle and the process is repeated two more times. Find the sum of the perimeters of all the triangles if the perimeter of the largest triangle is 36 cm.
Question 5
Sides of a triangle are in the ratio 5:12:13 and its area is 480 cm, then what is perimeter of triangle?
Question 6
From a right circular cylinder of base radius 15 cm and height 28 cm, a right circular cone of same base radius is removed. If the volume of remaining part of the cylinder is 15400 cm3 then find the height of the cone.
Question 7
S1 = 5, 15, 35, 65, 105, ………….and S2 = 4, 8, 16, 32, 64, ……….
What is the sum of 10th term of the two series?
What is the sum of 10th term of the two series?
Question 8
If the ratio of two numbers is 1:5 and their product is 320, then the difference between the squares of these two numbers is
Question 9
If sin θ + sin 5θ = sin 3θ and 0 < θ < (π/2), then what is the value of θ (in degrees)?
Question 10
What is the simplified value of
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Jul 12SSC & Railway