1. The operation of stands for _________
a) +
b) -
c) ÷
d) ×

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2. (+68)-(-23)=
a) -91
b) 91
c) 23
d) 19

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1. The decimal value number of $\frac{4}{20}$ = _______
a) 0.4
b) 0.2
c) 0.25
d) 0.4

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2. In which figure does the shaded part represent $\frac{1}{3}$?
a)
b)
c)
d)

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1. If the arithematic mean 6,8,5,7,x and 4 is 7, then x is
a) 12
b) 6
c) 8
d) 4

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2. If each entry of a data is increased by 5, then the arithematic mean
a) remains the same
b) increases by 5
c) decreases by 5
d) none of the foregoing

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1. The total cost of three prizes is Rs.2550. If the value of second prize is$\frac{3}{4}th$ of the first and the value of 3rd prize is $\frac{1}{2}$ of the second prize, find the value of first prize.
a) Rs.900
b) Rs.1500
c) Rs.1200
d) Rs.450

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2. Rs.4800 are distributed among A,B and C in the ratio of 6:5:4. The difference between the share of A and C is
a) Rs.450
b) Rs.580
c) Rs.640
d) Rs.1260

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1. Which of the following properties are not true for a parallelogram?
a) Its diagonals are equal
b) Its diagonals are perpendicular to each other
c) The diagonals divide the figure into four congruent Δles
d) All the above

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2. In a square ABCD, its diagonals bisect at O. Then the triangle AOB is
a) an equilateral Δ le
b) an isoscles but not right angled Δle
c) a right angled but not an isoscles Δle
d) an isoscles right angled triangle

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1. In an equilateral triangle, centroid (G), circumcentre (S), orthocentre (H) and incentre(I)
a) coincide with each other
b) do not coincide with each other
c) are collinear points
d) none of these

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2. Two chimney 18m and 13 m high stand upright in a ground. If their feet are 12 m apart, then the distance between their tops is
a) 5 m
b) 31 m
c) 13 m
d) 18 m

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1. In the given fig. if AD = BC and AD || BC, then

a) AB = AD
b) AB = DC
c) BC = CD
d) none

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2. If two Δ les have their corresponding angles equal, then they are always congruent.
a) 1
b) 0
c) Cannot be determined
d) None

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1. In an office the working hours are 10 : 30 AM to 5 : 30 PM and in between 30 mintues are spent on lunch. Find the ratio of office hours to the time spent for lunch.
a) 7 : 30
b) 1 : 14
c) 14 : 1
d) 30 : 7

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2. What is the difference in SI if a sum of Rs. 4000 is borrowed by a person for 4 years and the rate of interest is increased from 4% to 5%?
a) Rs. 180
b) Rs. 160
c) Rs. 140
d) Rs. 120

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1. The average of the middle two rational numbers if $\frac{4}{7}, \frac{1}{3}, \frac{2}{5}, \frac{5}{9}$ are arranged in ascending order is
a) $\frac{86}{90}$
b) $\frac{86}{45}$
c) $\frac{43}{45}$
d) $\frac{43}{90}$

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2. Out of the rational numbers -5/11, -5/12, -5/17, which is greater?
a) -5/11
b) 5/-12
c) -5/17
d) None

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1. If the two legs of a right angled Δle are equal and the square of the hypotenuse potenuse is 100 then the length of each leg is
a) 10
b) $5\sqrt{2}$
c) $10\sqrt{2}$
d) none

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2. In a ΔABC, if AB +BC = 10 cm, BC + CA = 12 cm, CA + AB = 16 cm, then the perimeter of the Δle is
a) 19 cm
b) 17 cm
c) 38 cm
d) none

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1. Calculate the area of the shaded region of the following figure.

ABCD is a rectangle length 30 cm, breadth 20 cm, E, F nad G are midpoints of AB, CD and AD respectively.
a) 400 cm²
b) 450 cm²
c) 375 cm²
d) None

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2. If the ratio of areas of two circles is 16:25 the ratio of their circumference is
a) 25 : 16
b) 5 : 4
c) 4 : 5
d) 3 : 5

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1. Simplify (a³ - 2a² + 4a-5) - ( -a³ - 8a + 2a² + 5 )
a) 2a³ + 7a² + 6a=10
b) 2a³ + 7a² + 12a - 10
c) 2a³ - 4a² + 12a - 10
d) 2a³ - 4a² + 6a - 10

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2. By how much is x⁴ - 4x²y²+y² less than x⁴ + 8x²y² + y⁴?
a) -12x²y²
b) 12x²y²
c) -12xy
d) 12 xy

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1. The rationalising factor of a² + ab + b² is
a) a+ b
b) a² + b²
c) a² - b²
d) a - b

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2. Which of the following statements is false?
a) (-1)ⁿ = -1, if n is an odd integer
b) For any rational number a, a⁰ = 1
c) If 4 x 8^m = 2⁵ then m = 1
d) None of these

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1. The figure having only two lines of symmetry in the following is ____________
a)
b)
c)
d)

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2. The order of rotational symmetry for the given figure is _______


a) 4
b) 3
c) 2
d) 1

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1. How many edges does the following figures have?


a) 12
b) 8
c) 6
d) 4

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2. A solid object when seen from one side, looks like this.



which of these shapes could it be?
a)
b)
c)
d)

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