Questions · Page 2 of 2

1 Mark Question

Question 511 Mark
Write (T) for true and (F) for false against the following statements:Every natural number is a whole number.
Answer
True.
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Question 541 Mark
Fill in the blanks to make the following a true statement:
1369 × 0 = ________________.
Answer
1369 × 0 = 0.
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Question 551 Mark
Write (T) for true and (F) for false against the following statements:The whole number 0 has no predecessor.
Answer
True.
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Question 561 Mark
Fill in the blanks:
______________ is a whole number which is not a natural number.
Answer
0 is a whole number which is not a natural number.
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Question 571 Mark
Write (T) for true and (F) for false for the following statements:
The sum of two even numbers is an even number.
Answer
True.
Solution:
The sum of two even numbers is an even number.
Example: 2 + 4 = 6, which is an even number.
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Question 581 Mark
Fill in the blanks:
______________ is the multiplicative identity for whole numbers.
Answer
1 is the multiplicative identity for whole numbers.
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Question 591 Mark
Write 'T' for true and 'F' for false in the following:
1 has no predecessor in whole numbers.
Answer
False.
Solution:
1 - 1 = 0 is a predecessor of 1, which is a whole number.
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Question 621 Mark
Fill in the blanks:
$\text{a}\ne 0 \text{ and a} \times\text{a} = \text{a} \Rightarrow\text{a} =\ ?$
Answer
$\text{a}\ne 0 \text{ and a} \times\text{a} = \text{a} \Rightarrow\text{a} =\ \text{a}$
Solution:
Given: a × a = a
$\Rightarrow\text{a}=\frac{\text{a}}{\text{a}}=1,\text{a}\ne0$
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Question 631 Mark
How many whole numbers are there between 1064 and 1201?
Answer
Number of whole numbers between 1201 and 1064 = (1201 - 1064) - 1
= 137 - 1
= 136
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Question 641 Mark
Find the products:
$ \ 15208\\\underline{\times\ 542\ }\\\underline{\ \ \ \ \ \ \ \ \ \ \ }$
Answer
$\ \ \ \ \ 15208\\\underline{\ \ \ \times\ 542\ }\\\underline{\ 8242736\ }$
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Question 651 Mark
Find the value of:
1507 - (625 ÷ 25)
Answer
1507 - (625 ÷ 25) (Following BODMAS property)
= 1507 - 25
= 1482
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Question 671 Mark
Write (T) for true and (F) for false against the following statements:1 is the smallest whole number.
Answer
False.Solution:
0 is the smallest whole number.
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Question 681 Mark
Fill in the blanks:
Sum of two odd numbers is an ____________ number.
Answer
Sum of two odd numbers is an even number.
Solution:
Example: 3 + 5 = 8, which is an even number.
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Question 691 Mark
Fill in the blanks to make the following a true statement:
38 × (91 × 37) = _____ × (38 × 37)
Answer
38 × (91 × 37) = 91 × (38 × 37)
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Question 701 Mark
Fill in the blanks to make the following a true statement:
68 × 95 = 68 × 100 - 68 _____.
Answer
68 × 95 = 68 × 100 - 68 × 5.
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Question 711 Mark
State the property used in the following statements:
19 × 17 = 17 × 19
Answer
Commutative law in multiplication.
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Question 731 Mark
State the property used in the following statements:
72 × 98 + 72 × 2 = 72 × (98 + 2)
Answer
Distributive law of multiplication over addition.
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Question 741 Mark
Write (T) for true and (F) for false against the following statements:7000 is the successor of 6999.
Answer
True.
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Question 751 Mark
Write (T) for true and (F) for false for the following statements:
The sum of two odd numbers is an odd number.
Answer
False.
Solution:
The sum of two odd numbers may not be an odd number.
Example: 3 + 5 = 8, which is an even number.
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Question 771 Mark
Replace each * by the correct digit in the following:
$\ \ \ 5\ 0\ 0\ 1\ 0\ 0\ 3\\ \underline{-\ \ **\ 6\ 9\ 8\ 7}\\ \ \ 4\ \ 8\ 4 * * * *$
Answer
$\ \ \ 5001003\\ \underline{-\ 155987}\\ \underline{\ \ 4845016}$
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Question 781 Mark
Write 'T' for true and 'F' for false in the following:
Every natural number is a whole number.
Answer
True.
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Question 791 Mark
Fill in the blanks to make the following a true statement:
8063 + 0 = ____________.
Answer
8063 + 0 = 0 + 8063
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Question 811 Mark
Write (T) for true and (F) for false against the following statements:The natural number 1 has no predecessor.
Answer
True.
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Question 821 Mark
Find the products:
$\ 458\\\underline{\times67\ }\\\underline{\ \ \ \ \ \ \ \ }$
Answer
$\ \ \ \ \ \ 458\\\underline{\ \times\ 67}\\\underline{\ 30686}$
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Question 841 Mark
Write 'T' for true and 'F' for false in the following:
0 is the smallest natural number.
Answer
False.
Solution:
0 is not a natural number.
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Question 851 Mark
Find the products:
$\ \ 4617\\\underline{\times\ 234\ }\\\underline{\ \ \ \ \ \ \ \ \ \ \ }$
Answer
$\ \ \ \ \ 4617\\\underline{\ \times\ 234\ \ }\\\underline{\ 1080378}$
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Question 871 Mark
Write (T) for true and (F) for false against the following statements:Every whole number is a natural number.
Answer
False.Solution:
Natural numbers together with ‘0’ are called whole number.
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Question 891 Mark
Fill in the blanks.$\ \ \ 1000000\\\underline{-****\ 1}\\\underline{\ \ \ \ *7042* }$
Answer
$\ \ \ 1000000\\\underline{-****\ 1}\\\underline{\ \ \ \ *7042* }$
Then, we have:
$\ \ 1000000\\\underline{-\ 295711}\\\underline{\ \ \ \ 970429}$
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Question 901 Mark
Perform the following subtractions. Check your result by the corresponding additions.
1010101 - 656565
Answer
Subtraction: 1010101 - 656565 = 353536
Addition: 353536 + 656565 = 1010101
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Question 911 Mark
Fill in the blanks to make the following a true statement:
593 × 188 = 188 × _____________.
Answer
593 × 188 = 188 × 593.
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Question 931 Mark
Which is the smallest whole number?
Answer
0 (zero) is the smallest whole number.
All the natural numbers along with 0 are called whole numbers.
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Question 951 Mark
Write (T) for true and (F) for false against the following statements:The predecessor of a two-digit number is never a single-digit number.
Answer
False.Solution:
The predecessor of 10 is 9. Which is single-digit number.
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1 Mark Question - Page 2 - Maths STD 6 Questions - Vidyadip