Olympiad Test: Decimals - Class 6 MCQ

# Olympiad Test: Decimals - Class 6 MCQ

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## 20 Questions MCQ Test Mathematics (Maths) Class 6 - Olympiad Test: Decimals

Olympiad Test: Decimals for Class 6 2024 is part of Mathematics (Maths) Class 6 preparation. The Olympiad Test: Decimals questions and answers have been prepared according to the Class 6 exam syllabus.The Olympiad Test: Decimals MCQs are made for Class 6 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Olympiad Test: Decimals below.
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Olympiad Test: Decimals - Question 1

### How is the decimal number 9.6 read?

Detailed Solution for Olympiad Test: Decimals - Question 1

• Nine point six: The decimal number 9.6 is read as "nine point six" because the decimal point is read as "point" when reading a decimal number aloud.

• Understanding the Decimal Point: The decimal point in a number separates the whole number part from the decimal part. In this case, the whole number part is 9 and the decimal part is 6.

• Decimal Places: The number 9.6 has one decimal place. The digit to the right of the decimal point represents tenths, so the number can also be read as "nine point six tenths."

• Mathematical Representation: In mathematical terms, 9.6 can be represented as 9 + 6/10, which is equal to 9.6.

Olympiad Test: Decimals - Question 2

### What is the decimal form of 4/10?

Detailed Solution for Olympiad Test: Decimals - Question 2
Decimal form of 4/10:

• Step 1: To convert a fraction to a decimal, divide the numerator by the denominator.

• Step 2: In this case, divide 4 by 10.

• Step 3: 4 ÷ 10 = 0.4

Therefore, the decimal form of 4/10 is 0.4.

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Olympiad Test: Decimals - Question 3

### What is the decimal form of ?

Olympiad Test: Decimals - Question 4

What is the fractional form of 46.3?

Detailed Solution for Olympiad Test: Decimals - Question 4

46.3 = 46 +.3= 46 + 3/10 = 463/10 = 46 3/10

Olympiad Test: Decimals - Question 5

What is the sum of 8/10 + 0 + 7/1000?

Detailed Solution for Olympiad Test: Decimals - Question 5

8/10 + 0 + 7/1000

= 8/10 + 7/1000

= (800 + 7)/1000

= 807/1000

= *0.807* - Ans

Olympiad Test: Decimals - Question 6

Write 4/20 as a decimal.

Detailed Solution for Olympiad Test: Decimals - Question 6

Simplest form of 4/20  is  1/5
= 1/5 = 0.2

Olympiad Test: Decimals - Question 7

Which of the following is the place value of 3 in 4.375?

Detailed Solution for Olympiad Test: Decimals - Question 7

it is at first place after decimal that's why 3/10

Olympiad Test: Decimals - Question 8

What is the decimal fraction shown by the shaded part of the figure given?

Olympiad Test: Decimals - Question 9

7.8 = 7+ 8/?. Which number should replace the ? to make it true?

Detailed Solution for Olympiad Test: Decimals - Question 9
Explanation:

• Given: 7.8 = 7 + 8/?

• To find: Which number should replace the ? to make it true?

• To solve this equation, we need to find the value of ? that makes the equation true.

• We can rewrite the equation as 7.8 = 7 + 8/?

• Subtracting 7 from both sides, we get 0.8 = 8/?

• Multiplying both sides by ? to isolate the variable, we get 0.8? = 8

• Dividing by 0.8 on both sides, we get ? = 8/0.8 = 10

• Therefore, the number that should replace the ? to make the equation true is 10.

Olympiad Test: Decimals - Question 10

Match the following.

Olympiad Test: Decimals - Question 11

In which figure does the shaded part represent 0.3?

Detailed Solution for Olympiad Test: Decimals - Question 11
Explanation:

• Figure A: The shaded part represents 0.3 because there are 3 shaded parts out of a total of 10 parts which is equivalent to 0.3.

• Figure B: The shaded part represents 0.2 because there are 2 shaded parts out of a total of 10 parts which is equivalent to 0.2.

• Figure C: The shaded part represents 0.4 because there are 4 shaded parts out of a total of 10 parts which is equivalent to 0.4.

• Figure D: The shaded part represents 0.5 because there are 5 shaded parts out of a total of 10 parts which is equivalent to 0.5.

Olympiad Test: Decimals - Question 12

Which of the following options gives the equivalent decimal of 0.08?

Detailed Solution for Olympiad Test: Decimals - Question 12

The equivalent decimal of 0.08 is 0.080.

Olympiad Test: Decimals - Question 13

Which number is greater than 0.08?

Detailed Solution for Olympiad Test: Decimals - Question 13

⇒ 0.7>0.08

Olympiad Test: Decimals - Question 14

Which decimal number is the same as 1/2?

Detailed Solution for Olympiad Test: Decimals - Question 14

• Conversion of fraction to decimal: To convert a fraction to a decimal, divide the numerator by the denominator.

• 1/2 = 1 ÷ 2 = 0.5

• Comparison with given options: Compare the decimal value of 1/2 with the given options.

• Options:

• A: 0.34

• B: 0.50

• C: 0.75

• D: 3.4

• Correct Answer: Option B: 0.50 is the decimal number equivalent to 1/2.

Olympiad Test: Decimals - Question 15

Lakshmi is 150 cm tall. What is her height in metres?

Detailed Solution for Olympiad Test: Decimals - Question 15

150 cm = 150/100 = 1.5m

Olympiad Test: Decimals - Question 16

On which side is the place value chart extended to provide place for fractions?

Detailed Solution for Olympiad Test: Decimals - Question 16

Fractions are to the right of ones place in the place value chart.

Olympiad Test: Decimals - Question 17

How does the value of a digit change as it moves from the right to the left in a place value chart?

Detailed Solution for Olympiad Test: Decimals - Question 17

The place value of a digit increases by 10 times as it moves from right to left in a place value chart.

Olympiad Test: Decimals - Question 18

Identify the largest decimal.
0.78 , 1.08 , 2.078 , 0.87 , 0.72

Detailed Solution for Olympiad Test: Decimals - Question 18

2.0781.080.870.780.72| Hence, 2.078 is the required largest decimal.

Olympiad Test: Decimals - Question 19

What is the expanded form of 78.059?

Detailed Solution for Olympiad Test: Decimals - Question 19

78.059 = 7×10+8×1+0× 1/10 + 5 x 1/100 + 9 x 1/1000

Olympiad Test: Decimals - Question 20

What is the sum of 0.3, 0.03 and 0.003?

Detailed Solution for Olympiad Test: Decimals - Question 20

• Step 1: Add 0.3, 0.03, and 0.003 together:

• 0.3 + 0.03 + 0.003 = 0.333

• Step 2: Therefore, the sum of 0.3, 0.03, and 0.003 is 0.333.

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