Multiplying of Decimals with Powers of 10

Q.

A rational number between two rational number $a$ and $b$is _______.

Q. Rashmi has ₹5555.50 in her wallet. She bought a saree for ₹555.5 and bought an umbrella for ₹55.50. She paid ₹5.50 as auto fare. What will be the total amount of money left with her?

1. 4939

Q. If 10 apples costs Rs 100, find the cost of 1 apple.

1. Rs 5
2. Rs 10
3. Rs 20
4. Rs 30

Q.

Find: $101.01\times 0.01$

Q.

Which number is equal to (0.1/0.01+0.01/0.1)

Q.

0.02 x 1000 = ___

1. 2

2. 20

3. 200

4. 0.2

Q.

Write two irrational numbers between $2.4713$ and $2.4742$.

Q. Priya has rupees 10 note. She purchased a pencil of 75 pause and a rubber of 50 pause. How much money she has now?

Q.

Convert $28.5$ into fraction.

Q. I bought a pen for ₹5.50 and a notebook for ₹20.75 and paid the shopkeeper ₹30. What was the amount returned by the shopkeeper ?

1. 3.75

Q.

2.56 x 10 = ?

1. 0.256

2. 256

3. 2.056

4. 25.6

Q.

$0$ is greater than every ______________integers

Q.

The Sum of an integer and its additive inverse is always (_____)

Q. Rohan’s mother gave him ₹7x and his father gave him ₹20x. Out of this total money, he spent ₹15x at his birthday party. How much money is left with him?

1. ₹9x
2. ₹7x
3. ₹12x
4. ₹19x

Q. If the cost of 5 pens is rupees 50, then find the cost of 12 such pens.​

1. 120
2. 110
3. 100
4. 90

Q.

Find the sum : $280.69+25.2+38$

Q. Sanky got 59.25 marks in his final exams. The passing mark for the exam is 65 marks. How many more marks does Sankay need to pass the exam?

Q. Rashmika has ₹ $555.50$. She brought a saree for ₹ $450.89$. What will be the total amount of money left with her?

1. ₹ $100$
2. ₹ $100.40$
3. ₹ $104.61$
4. ₹ $104.51$

Q.

If $32.48÷8=4.06$ then without long division find the value of $324.8÷8$

Q.

Add up the following decimals: [3 MARKS]

1) 2.1 + 3.7 + 1.2
2) 2.02 + 1.80
3) 1.03+ 7.002

Q. 463.5 should be divided by to get 4.635.

1. 10
2. 100
3. $\frac{1}{10}$
4. $\frac{1}{100}$

Q. Sanky got 59.25 marks in his final exams. The passing mark for the exam is 65 marks. How many more marks does Sankay need to pass the exam?

Q.

4.7*0.01

Q. A boy has ₹1540. He spends ₹250 on his hair cut and ₹115 on a face wash. Find the amount left with him.

1. ₹ 1365
2. ₹ 1290
3. ₹1425
4. ₹ 1175

Q.

5.4 + 0.54 + 54.0 =

1. 89.94

2. 69.94

3. 79.94

4. 59.94

Q.

Find a rational number between $-\frac{2}{3}$and $\frac{1}{4}$.

Q. If the cost of 3 pens is ₹60, then find the cost of 4 pens.

1. ₹50
2. ₹40
3. ₹20
4. ₹80

Q.

Add the decimals :

$2.731$ , $14.52$ and $39.8$

Q.

3 in 34.51 is in the tens place .

1. True
2. False

Q. Data representation is based on the ________ number system, which uses two numbers to represent all data.

1. Bicentennial
2. Biometric
3. Binary
4. Byte
5. None of these