## Class/Course - Class VII

### Subject - Math

#### Total Number of Question/s - 3433

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• 1. All Chapters - Quiz

• 2. Integers - Quiz

1. In 89,9 is
a) power
b) base
c) number
d) none

2. While removing brackets the order in which the brackets are removed is
a) [], (), {}
b) {}, (), []
c) (), {}, []
d) none

• 3. Fractions and Decimals - Quiz

1. __________+ $\frac{4}{7}$ =1
a) $\frac{4}{7}$
b) 1
c) $\frac{3}{7}$
d) $\frac{7}{4}$

2. $\frac{15}{45}$ = $\frac{?}{9}$
a) 15
b) 9
c) 5
d) 3

• 4. Data Handling - Quiz

1. The average weight of sample of 10 apples is 52g. Later it was found that the weighing machine had shown the weight of each apple 10g less. The correct average weight of an apple is
a) 62g
b) 54g
c) 56g
d) 52g

2. The mean of x,x+3,x+9 and x+12 is
a) x+6
b) x+3
c) x+9
d) X+12

• 5. Simple Equations - Quiz

1. By making, I as the subject in T = $2\pi \sqrt{\frac{l}{g}}$ we obtain  1 =

a) $\frac{gT^{2}}{4\pi^{2}}$
b) $\frac{gT^{2}}{2\pi}$
c) $\frac{4\pi}{gT^{2}}$
d) $\frac{2\pi}{gT^{2}}$

2. 4 is added to a number and the sum is multiplied by 5. If 20 is subtracted from the product and the difference is divided by 8, the result is equal to 10. Find the number.
a) 16
b) 12
c) 8
d) 20

• 6. Lines and Angles - Quiz

1. The angles between two perpendicular lines is
a) 300
b) 600
c) 900
d) 1800

2. When two lines meet at a point forming right angles they are said to be ______________to each other.
a) parallel
b) perpendicular
d) none

• 7. The Triangle and its Properties - Quiz

1. The incentre of a triangle coincides with the circumcentre, orthocentre and centroid in case of
a) an isosceles triangle
b) an equilateral triangle
c) a right angled triangle
d) a right angled isosceles triangle

2. In the following figure if AB = AC then find ∠ x.

a) 800
b) 700
c) 600
d) 1100

• 8. Congruence of Triangles - Quiz

1. Which of the following statement(s) is/are true?
a) In an isosceles triangle, the angles opposite to equal sides are equal
b) The bisector of the vertical angle of an isosceles triangle bisects the base at right angles
c) If the hypotenuse and an acute angle of one right triangle is equal to the hypotenuse and the corresponding acute angle of another triangle then the triangles are congruent
d) All the above

2. In the following fig. if AB = AC and BD = DC then ∠ ADC =

a) 600
b) 1200
c) 900
d) none

• 9. Comparing Quantities - Quiz

1. A person sells 36 oranges per rupee and incurs a loss of 4%. Find how many oranges per rupee to be sold to have a gain of 8%?
a) 32
b) 30
c) 28
d) 34

2. In 2003, Indian cricket team played 60 games and won 30% of the games played. After a phenomenal winning streak, this team raised its average to 50%. How many games did the team win in a row to attain this average?
a) 36
b) 24
c) 48
d) 12

• 10. Rational Numbers - Quiz

1. By what rational number should $\frac{-8}{39}$ be multiplied to obtain 26?
a) $\frac{507}{4}$
b) $\frac{-507}{4}$
c) $\frac{407}{4}$
d) None

2. The sum of two rational numbers is -3. If one of the numbers is $\frac{-7}{5}$ , then the other number is
a) $\frac{-8}{5}$
b) $\frac{8}{5}$
c) $\frac{-6}{5}$
d) $\frac{6}{5}$

• 11. Practical Geometry - Quiz

1. In a ΔABC, if ∠ B is an obtuse angle, then the longest side is
a) AB
b) BC
c) AC
d) none

2. If a, b and c are sides of a Δle, then
a) a - b > c
b) c > a + b
c) c = a+ b
d) b < c + a

• 12. Perimeter and Area - Quiz

1. If the radius of a circle is $\frac{7}{\sqrt{\pi}}$cm, then the area of the circle is
a) 154 cm2
b) $\frac{49}{\sqrt{\pi}}$cm2
c) 22 cm2
d) 49 cm2

2. Find the area of the shaded region of the following figure.

ABCD is a rectangle having length 30 cm and breadth 25 cm. P, Q, R, S are midpoints of AB, BC, CD and AD respectively.
a) 375 m2
b) 375 cm2
c) 475 m2
d) None

• 13. Algebraic Expressions - Quiz

1. Simplify $x^{2}y^{3} - 1.5x^{2}y^{3} + 1.4x^{2}y^{3}$ .
a) 0.9x2y3
b) -0.9x2y3
c) 0.9
d) -0.9

2. To get the value of a __________ to be divided on either of equation 6a = 30 (elimination method).
a) -6
b) 30
c) 6
d) 0

• 14. Exponents and Powers - Quiz

1. If $\sqrt{2}$ = 1.414 then the value of $\frac{5 + \sqrt{2}}{5 - \sqrt{2}}$is
a) 1.787
b) 1.525
c) 1.828
d) 1.326

2. The sum of the powers of the prime factors in 108 x 192 is
a) 5
b) 7
c) 8
d) 12

• 15. Symmetry - Quiz

1. Which of the following alphabet has vertical line of symmetry?
a) A
b) B
c) Q
d) E

2. Which of the following alphabet has no lines of symmetry?
a) A
b) B
c) Q
d) O

• 16. Visualising Solid Shapes - Quiz

1. How many cubes are needed to make the solid below?

a) 9
b) 14
c) 18
d) 21

2. How many corners does this shape below have?

a) 6
b) 10
c) 12
d) 13