# Number System Math Practice Test! Quiz

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Questions: 12 | Attempts: 2,985

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Below is a Math Trivia Quiz On Knowing the Numbers! It is perfect for helping you get rid of the misconception that math is a generally hard language that only a few can understand. Do try it, and be sure to try other math questions to ensure that you perfect your skills — all the best in your continued math practices.

• 1.

• A.

234

• B.

543

• C.

657

• D.

456

C. 657
• 2.

### Which is smallest?

• A.

4567

• B.

3456

• C.

2345

• D.

1234

D. 1234
Explanation
The given options are a series of numbers in descending order. Among the given numbers, 1234 is the smallest number as it has the lowest value.

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• 3.

### What is 10000 – 1?

• A.

99999

• B.

999

• C.

1000

• D.

9999

D. 9999
Explanation
The correct answer is 9999 because when we subtract 1 from 10000, we get 9999.

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• 4.

### What is the place value of 5 in ‘4567’?

• A.

50

• B.

5

• C.

500

• D.

5000

C. 500
Explanation
The place value of a digit in a number determines its positional value. In the given number '4567', the digit 5 is in the hundreds place. Therefore, its place value is 500.

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• 5.

### What is the sum of 567 and 843?

• A.

567

• B.

843

• C.

1410

• D.

1500

C. 1410
Explanation
The sum of 567 and 843 is 1410.

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• 6.

### Number name of 45678 is __________.

forty five thousand six hundred seventy eight
Explanation
The number name of 45678 is "forty five thousand six hundred seventy eight" because it follows the standard naming convention for numbers. The number is broken down into its respective place values, with "forty five" representing the thousands place, "six hundred" representing the hundreds place, and "seventy eight" representing the ones place. By combining these words, we get the correct number name for 45678.

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• 7.

### Place value of 4 in ‘56743’ is __________.

40
Explanation
The place value of a digit in a number is determined by its position in the number. In the number '56743', the digit 4 is in the tens place, which means its place value is 40.

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• 8.

### Expanded form of 6549 is ___________.

6*1000 + 5*100 + 4*10 + 9*1
Explanation
The given answer correctly represents the expanded form of the number 6549. It breaks down the number into its individual digits and multiplies each digit by the corresponding place value (thousands, hundreds, tens, and ones) before adding them together. In this case, 6 is multiplied by 1000, 5 is multiplied by 100, 4 is multiplied by 10, and 9 is multiplied by 1. Adding these products gives the expanded form of 6549.

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• 9.

### Number name of 756432 in international system of numeration is _________.

Seven hundred fifty six thousand four hundred thirty two
Explanation
The number 756432 can be written as "Seven hundred fifty six thousand four hundred thirty two" in the international system of numeration.

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• 10.

### A box contains 5,00,000 medicine tablets each weighing 50 mg. What is the total weight of all the tablets in the box in grams and in kilograms?

• A.

2,50,00,000 mg

• B.

5,50,00,000 mg

• C.

15,50,00,000 mg

• D.

2,50,50,500 mg

A. 2,50,00,000 mg
Explanation
The correct answer is 2,50,00,000 mg. To find the total weight of all the tablets in the box, we multiply the number of tablets by the weight of each tablet. In this case, there are 5,00,000 tablets and each tablet weighs 50 mg. Therefore, the total weight is 5,00,000 x 50 = 2,50,00,000 mg.

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• 11.

### Population of Shivaji park was 2,35,471 in the year 2002. In the year 2012 it was found to be increased by 72,958. What was the population of the city in 2012?

• A.

6,68,429

• B.

3,08,429

• C.

2,08,429

• D.

7,58,429

B. 3,08,429
Explanation
The population of Shivaji park in 2002 was 2,35,471. It was then found to have increased by 72,958 in the year 2012. Therefore, to find the population in 2012, we need to add the increase to the population in 2002. Adding 72,958 to 2,35,471 gives us a total population of 3,08,429 in 2012.

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• 12.

### The town newspaper is published every day. One copy has 12 pages. Everyday 12,000 copies are printed. How many total pages are printed every day?

• A.

2,34,000

• B.

1,11,000

• C.

1,44,000

• D.

1,64,000

C. 1,44,000
Explanation
Every day, 12,000 copies of the newspaper are printed, and each copy has 12 pages. To find the total number of pages printed every day, we can multiply the number of copies by the number of pages in each copy. Therefore, 12,000 copies multiplied by 12 pages equals 144,000 pages. So, the correct answer is 1,44,000.

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