Answer all the questions.

1) Fill in the blanks:

(1 × 5 = 5)

1. 8.90 multiplied by 100 is _____.
2. An ‘L’ shaped angle is called _____ (obtuse angle/ right angle/acute angle).
3. A five-sided polygon is called _______ (pentagon/heptagon).
4. The successor of the greatest 6 digits number is _____ (1 lakh/ 10 lakh/1 crore).
5. The sum of the first two multiples of 7 is ____.

2) Choose the correct answer:

(1 × 5 = 5)

1. 5 is represented using tally marked as

   i)	ii)
   iii)	iv)

    
2. At what time the angle between the minute hand and the hour hand is equal to 90°?

   i) 9 o’clock	ii) 1 o’clock
   iii) 6 o’clock	iv) Quarter past 8

    
3. If the distance is in km and time in hour, then the unit of speed is _____.

   i) m per second	ii) hour per km
   iii) km per second	iv) km per hour

    
4. One-hundredth of a metre is called a _____.

   i) metre	ii) kilometre
   iii) millimetre	iv) centimetre

    
5. All multiples of 2 are:

   i) Prime numbers	ii) Odd numbers
   iii) Even numbers	iv) Coprime numbers

    

3) Arrange the numbers:

(1 × 2 = 2)

1. 4.068, 4.608, 4.680, 4.086 in ascending order.
2. 2.143, 2.341, 1.423, 2.314 in descending order.

4) Convert the fraction to decimal:

(1 × 2 = 2)

5) Subtract the following:

(1 × 2 = 2)

6) Solve the following:

(2 × 7 = 14)

1. The cost of a video game is Rs 1526. How much money you need to save every week for 7 weeks to buy the game?
2. Find the quotient 6/8 and check the answer?
3. Rahul sold a washing machine for Rs 24,845 thereby getting a profit of Rs 4,875. Find the cost price of the machine.
4. A brick is of length 20 cm, breadth 15 cm and height 90 mm. Find the total space occupied by 500 such bricks.
5. Find the largest common factor of 24 and 16 using a circle diagram.
6. Multiply 16.68 by 28.
7. A square is of side 5 cm. If the side of the square gets doubled, then find the change in the area of the square.

7) Draw the following shape when it is:

(1 × 2 = 2)

1. Half turn
2. One-quarter turn clockwise

8) Calculate the angle

(2 × 1 = 2)

If angle AOC = 60°, then find the measure of angle BOA.

9) In a group of 1712 people, 3/8 of them are men while the remaining are ladies. Calculate:

(1 × 2 = 2)

1. The number of men.
2. The number of ladies

10) The weight of one 5-rupee coin is 8 g. Calculate the number of coins in a bag that weights:

(1 × 2 = 2)

1. 40 kg
2. 5680 g

11) A rectangular field of length 60 cm and width 800 mm is to be covered with rectangular tiles of 4 cm by 5 cm. Calculate:

(1 × 3 = 3)

1. Area of the field.
2. Area of tile.
3. Number of tiles required.

12) A shopkeeper bought 6000 kg of fresh grapes for Rs 15 per kg. She dried the grapes. The dried grapes are one-fourth of the fresh grapes. She sells the dried grapes for Rs 65 per kg. Calculate:

(1 × 3 = 3)

1. The cost of 6000 kg of fresh grapes.
2. The total weight of dried grapes.
3. The total profit amount earned by selling the dried grapes.

13) Following is a rate list of some items.

Karan got a shopping list, as shown below.

Calculate:

(1 × 3 = 3)

1. The price of each item in Karan’s shopping list.
2. How much will he need to pay in all?
3. If he gave the shopkeeper a 500-rupees note, how much would the shopkeeper return him?

14) Observe the table given below and answer the following questions:

(1 × 3 = 3)

1. Find the distance a motorboat can cover in 12 hours.
2. Find the number of fish each boat can catch in 3 trips.
3. If the dinghy boat has to cover a distance of 60 km, then how much time will it take in all?