Tag: maths

Questions Related to maths

Numeral for sixty million and sixty six is

maths 5-digit numbers expanded form introduction to numbers and number systems numbers in general form

  1. $60,000,060$

  2. $60,000,066$

  3. $6,000,066$

  4. None of these

Show answer
Correct Option: B
Explanation:

In international numbering system
The 1st period consists of - ones, tens and hundred.
The 2nd period consists of - thousand, $10$ thousand and $100 $ thousands.
The 3rd period consists of - million, $10$ million and $100$ million.
$\therefore $  Numeral for sixty million and sixty six $=60,000,066$
Option B is correct.

$8,08,08,080 $ comes just after ...........

maths 5-digit numbers expanded form introduction to numbers and number systems numbers in general form

  1. $8,08,08..099$

  2. $8,08,08,081$

  3. $8,08,08;079$

  4. none of these

Show answer
Correct Option: C
Explanation:

As $8,08,08,079+1=8,08,08,080$

The number just before the given number is $8,08,08,079$

$Addend + addend = ..........$

maths 5-digit numbers expanded form introduction to numbers and number systems numbers in general form

  1. product

  2. difference

  3. sum

  4. quotient

Show answer
Correct Option: C
Explanation:

$\Rightarrow$  $Addend+Addend=Sum$

$\Rightarrow$  $Addend$ means any group of number added together to form a sum.
$\Rightarrow$  For example : $3+5=8$, 
$\Rightarrow$  Here, $3$ and $5$ are addend and $8$ is a sum.

Divide 57,804 by 46. Then

maths 5-digit numbers expanded form introduction to numbers and number systems numbers in general form

  1. $Q = 1256, R = 27$

  2. $Q = 1256, R = 26$

  3. $Q = 1257, R= 28$

  4. $Q = 1256, R = 28$

Show answer
Correct Option: D
Explanation:

46)57804(1256
     46
     118
      92
      260
      230
        304
        276
           28

Product of $3,535$ and $78$ is

maths 5-digit numbers expanded form introduction to numbers and number systems numbers in general form

  1. $2,76,730$

  2. $27,573$

  3. $2,75,730$

  4. $2,77,530$

Show answer
Correct Option: C
Explanation:

$\Rightarrow$  $3535\times 78$

$\Rightarrow$  $(3000+500+30+5)\times (70+8)$
$\Rightarrow$  $70(3000+500+30+5)+8(3000+500+30+5)$
$\Rightarrow$  $(210000+35000+2100+350)+(24000+4000+240+40)$
$\Rightarrow$  $247450+28280$
$\Rightarrow$  $275730$
$\therefore$   $3,535\times 78=2,75,730$

Round off to nearest hundreds: The given number is $1,78,762$

maths 5-digit numbers expanded form introduction to numbers and number systems numbers in general form

  1. $1,78,760$

  2. $1,78,700$

  3. $1,78,800$

  4. $17,800$

Show answer
Correct Option: C
Explanation:

Given number is $1,78,762$ 
First we see $10's$ place place value which is $62$ and it is more than $50$.
Now we will round up means to round off $762$ it will become $800$
So the correct answer is $1,78,800$.

Which of the following, when rounded off to the nearest thousand, is $38,000$?

maths 5-digit numbers expanded form introduction to numbers and number systems numbers in general form

  1. $38,400$

  2. $38,500$

  3. $38,600$

  4. $38,700$

Show answer
Correct Option: A
Explanation:

Since the digit at hundreds place of $ 38,400 $ is $ 4 < 5 $,
Rounding of $ 38,400 $ to nearest thousand we get $ 38,000 $

$Minuend -subtrahend =$ .........

maths 5-digit numbers expanded form introduction to numbers and number systems numbers in general form

  1. product

  2. difference

  3. sum

  4. quotient

Show answer
Correct Option: B
Explanation:

Minuend is the first number in the subtraction and subtrahend is the number that is to be subtracted.
$minuend - subtrahend = difference$
$\therefore $  Option B is correct.

Round off to nearest tens:The given number is $8,974$

maths 5-digit numbers expanded form introduction to numbers and number systems numbers in general form

  1. $8,980$

  2. $8,975$

  3. $8,970$

  4. $8,900$

Show answer
Correct Option: C
Explanation:

The given no is $8974$ for rounding for nearest 1s will see the no at
ones place it is 4 . 

Since 4 is less than 5 we will round down.
So $8974$ for will become $8970$

Is it possible to make $1000$ with eight 8's in any way by using any  of operation $+,-, \times,\div$?

maths 5-digit numbers expanded form introduction to numbers and number systems numbers in general form

  1. Yes

  2. No

  3. Impossible

  4. None of these

Show answer
Correct Option: A
Explanation:

It is clear that  $888+88+8+8+8=1000$