Practice the AP 6th Class Maths Bits with Answers Chapter 6 Basic Arithmetic on a regular basis so that you can attempt exams with utmost confidence.

## AP State Syllabus 6th Class Maths Bits 6th Lesson Basic Arithmetic with Answers

I. Choose the correct answer and write it in the brackets.

Question 1.

Comparison of two numbers by division with same units is called …………….

A) Ratio

B) Proportion

C) Percentage

D) None

Answer:

A) Ratio

Question 2.

The ratio of a and b is denoted by …………….

A) b : a

B) \(\frac{b}{a}\)

C) a : b

D) a × b

Answer:

C) a : b

Question 3.

In the ratio a : b, a is called ………………

A) consequent

B) antecedent

C) ratio

D) proportion

Answer:

B) antecedent

Question 4.

If a : b = c : d, then they are said to be is ……………

A) ratio

B) equal

C) proportion

D) none

Answer:

C) proportion

Question 5.

a : b = c : d can be read as ……………..

A) a : b to c : d

B) a : b is as c : d

C) c : d to a : b

D) c : d is as a : b

Answer:

B) a : b is as c : d

Question 6.

If a : b = c : d, then ………………

A) a.c = b.d

B) a.b = c.d

C) bd = ac

D) a.d = b.c

Answer:

D) a.d = b.c

Question 7.

If a, b, c, d are in proportion, then a and d are called ……………….

A) Extremes

B) Means

C) Proportion

D) None

Answer:

A) Extremes

Question 8.

Percent means ………………

A) Out of ten

B) Out of two hundred

C) Out of hundred

D) Out of thousand

Answer:

C) Out of hundred

Question 9.

Equivalent ratio of a : b is …………….

A) b : a

B) a : 2b

C) 2a : b

D) 4a : 4b

Answer:

D) 4a : 4b

Question 10.

Simplest form of 25 : 30 is ………………..

A) 2 : 3

B) 2 : 5

C) 5 : 6

D) 5 : 3

Answer:

C) 5 : 6

Question 11.

If three apples cost Rs. 60, then the cost of 5 apples is Rs ……………..

A) 40

B) 80

C) 60

D) 100

Answer:

D) 100

Question 12.

4 times of 8 : 3 = ……………..

A) 32 : 3

B) 32 : 12

C) 8 : 12

D) 3 : 8

Answer:

B) 32 : 12

Question 13.

1 cm : 20 mm = ………………

A) 1 : 20

B) 1 : 2

C) 20 : 1

D) 2 : 1

Answer:

B) 1 : 2

Question 14.

The ratio between 5 kg and 500 gms is ………………

A) 10 : 1

B) 1 : 100

C) 5 : 500

D) 1 : 10

Answer:

A) 10 : 1

Question 15.

Which of the following quantities are in proportions?

A) 3, 4, 16, 12

B) 12, 4, 3, 16

C) 4, 16. 3, 12

D) 16, 3, 12, 4

Answer:

C) 4, 16. 3, 12

Question 16.

In a class of 45 students number of girls are 15, then find the ratio of number of boys to that of girls ………………….

A) 2 : 1

B) 3 : 1

C) 4 : 1

D) 5 : 1

Answer:

A) 2 : 1

Question 17.

If Swathi earns ₹42,000 per month and her expenditure is ₹ 28,000 per month. Then what is the ratio of her savings and expenditure?

A) 2 : 1

B) 2 : 3

C) 1 : 3

D) 1 : 2

Answer:

D) 1 : 2

Question 18.

Fractional form of 30% is ……………….

A) \(\frac{30}{10}\)

B) \(\frac{30}{100}\)

C) \(\frac{300}{100}\)

D) \(\frac{100}{30}\)

Answer:

B) \(\frac{30}{100}\)

Question 19.

1% = ………………

A) 0.01

B) 1.00

C) 0.1

D) 1.01

Answer:

A) 0.01

Question 20.

25% of 200 is …………….

A) 100

B) 150

C) 50

D) 200

Answer:

C) 50

Question 21.

8 hours as percent of 3 days is ……………..

A) 11\(\frac{1}{9}\)%

B) 9\(\frac{1}{11}\)%

C) \(\frac{8}{3}\)%

D) \(\frac{100}{3}\)%

Answer:

A) 11\(\frac{1}{9}\)%

Question 22.

0.35 as percent ………………

A) \(\frac{35}{100}\)%

B) \(\frac{35}{100}\)

C) \(\frac{7}{10}\)%

D) 35%

Answer:

D) 35%

Question 23.

The population of a village is 10,600, of this 20% are school going children, then the number of children in the village…………

A) 2120

B) 1060

C) 3180

D) 4240

Answer:

A) 2120

Question 24.

Simplest fractional form of 50% is ………………

A) \(\frac{1}{5}\)

B) \(\frac{5}{1}\)

C) \(\frac{1}{2}\)

D) \(\frac{2}{1}\)

Answer:

C) \(\frac{1}{2}\)

Question 25.

Balu spends 75% of his monthly income. If he saves ₹ 5000 per month, then his monthly income ……………

A) ₹ 10,000

B) ₹ 15,000

C) ₹ 50,000

D) ₹ 20,000

Answer:

D) ₹ 20,000

II. Fill in the blanks.

1. a : b is read as ………………

Answer:

a is to b

2. Another form of a : b is …………………

Answer:

\(\frac{a}{b}\)

3. In a : b; b is called ……………..

Answer:

consequent

4. The equality of ratios is called ……………….

Answer:

proportion

5. The symbol :: (is as) introduced by ………………..

Answer:

Oughtrad

6. If a, b, c, d are in proportion, b and c are called ………………….

Answer:

Means

7. If a, b, c, d are in proportion the product of extremes = ……………..

Answer:

Product of means

8. The method in which first we find the value of one unit and then the value of required number of units is known as ………………..

Answer:

Unitary method

9. The meaning of percentage in Latin is ……………….

Answer:

Out of one hundred

10. The symbol for percentage is ………………..

Answer:

%

11. Aditya and Kishore bought 20 pencils. Out of them, Kishore took 5 pencils. The ratio of pencils with Kishore & Aditya is ……………..

Answer:

3 : 1

12. 30 min : 1 hr = ……………….

Answer:

1 : 2

13. The simplest form of 180 : 45 is ………………

Answer:

4 : 1

14. Weight of Sreekari is 20 kgs. Swathi’s weight is thrice that of Sreekari. The ratio of weight of Sreekari and Swathi is ……………..

Answer:

1 : 3

15. Decimal form of 20% is ……………

Answer:

0.2

16. What is the ratio between 24 green balls and 27 blue balls? ……………..

Answer:

8 : 9

17. An ornament weighs 45 gms. It is a mixture of gold and copper in the ratio 7 : 2. The weight of copper is ……………….

Answer:

10 gms

18. Aditya runs 12 kms in 45 minutes, then he runs a distance of ……………… kms in 15 minutes.

Answer:

4

19. In a map, if 1 cm = 200 km, then 20 cm = …………….. kms.

Answer:

4000 kms

20. Ratio of 1 hour and 15 minutes is ……………….

Answer:

4 : 1

21. The percentage of 5 multiples and numbers from 1 to 50 is ………………

Answer:

20%

22. 35% as decimals …………………

Answer:

0.35

23. 15% of 240 = ……………..

Answer:

36

24. Siva secured 75% marks in maths. If maximum marks in the paper are 80. Marks secured by Siva ……………….

Answer:

60

25. ₹ 40,000 was shared between Ram and Syam in the ratio 1:3, then Ram’s share is …………………

Answer:

₹10,000/-

III. Match the following:

A)

1) In a : b, a is called | a) Product of means |

2) In a : b, b is called | b) Product of extremes |

3) If a: b : : c : d, then a × d = | c) Antecedent |

4) If a: b : : c : d, then a.d is called | d) b.c |

5) If a: b : : c : d, then b.c is called | e) Consequent |

Answer:

1) In a : b, a is called – c) Antecedent

2) In a : b, b is called – e) Consequent

3) If a: b : : c : d, then a × d = – d) b.c

4) If a: b : : c : d, then a.d is called – b) Product of extremes

5) If a: b : : c : d, then b.c is called – a) Product of means

B)

1) 25% in the simplest form | a) 0.06 |

2) 6% in decimal form | b) 72 |

3) 0.46 decimal as percent | c) \(\frac {1}{4}\) |

4) 1\(\frac {1}{2}\) fraction as percent | d) 46% |

5) 30% of 240 = | e) 150 |

Answer:

1) 25% in the simplest form – c) \(\frac {1}{4}\)

2) 6% in decimal form – a) 0.06

3) 0.46 decimal as percent – d) 46%

4) 1\(\frac {1}{2}\) fraction as percent – e) 150

5) 30% of 240 = ……………. – b) 72