# CLASS IX

## Number Systems

#### quiz

1. The set of numbers that start from 1 are called

 Natural Numbers Whole Numbers Integers Rational Numbers

2. The set of whole numbers start from

 -1 0 1 None of the above

3. The set of Numbers that have negative numbers is called

 Natural Numbers Whole Numbers Integers Rational Numbers

4. The set of numbers that are in the form of $p/q$where q is not equal to zero is

 Natural Numbers Whole Numbers Integers Rational Numbers

5. The decimal representation of Rational numbers can be

 terminating non terminating and repeating both of the above none of these

Your score is 0 / 0

#### quiz

1. A number which has a non terminating and non recurring decimal expansion is called

 Natural Number Irrational number Whole Number Rational Number

2. The collection of both Rational Numbers and Irrational Numbers is called

 Integers Whole Numbers Rational Numbers Real Numbers.

3. The Number 0.01001000100000100000001...... is an Irrational Number

 True False

4. The Number 0.2223 is an Irrational Number

 True False

Your score is 0 / 0

## Surface Areas and Volumes

### Surface Area of Cube and Cuboid

#### quiz

1. The lateral surface area of a cube is

 4XsideXside side X side side + side side / side

2. The total surface area of a cube is

 4XsideXside 6 X side X side side + side side / side

3. The lateral surface area of a cuboid is

 4(l+b) side X side 2h(l+b) 2(lb+bh+lh)

4. The length of side of a cube is 5cm. Then its lateral surface area is

 40 4 400 100

5. The length of side of a cube is 10cm. Then its total surface area is

 60 600 400 100

Your score is 0 / 0

### Surface Area of Right Circular cylinder

#### quiz

1. The example of a right circular cylinder is

 the road roller the match box a new pencil with a circular base a heap of sand

2. The right circular cylinder can be made by

 joining the lengths of a rectangular sheet joining the radii of a sector joining two sides of a triangle joining the breadths of a rectangular sheet

3. The right circular cylinder is a prism with circular ends

 True False

4. The lateral surface area of a right circular cylinder is also called the Total surface area of the cylinder

 True False

Your score is 0 / 0