Mathematics>Arithmetic>Fractions and Standard Form>Standard Form

MEDIUM

Earn 100

Write the following numerals in standard form and also write in words:

$721594$

Important Questions on Fractions and Standard Form

MEDIUM

Mathematics>Arithmetic>Fractions and Standard Form>Standard Form

Check whether $6^{n}$ can end with the digit $0$ for any natural number $n$ .

EASY

Mathematics>Arithmetic>Fractions and Standard Form>Standard Form

Write the sum of the powers of the prime factors of

196

MEDIUM

Mathematics>Arithmetic>Fractions and Standard Form>Standard Form

Show that any positive even integer is of the form

4 q

or

4 q + 2

, where

q

is some integer.

MEDIUM

Mathematics>Arithmetic>Fractions and Standard Form>Standard Form

How many numbers lie between

100

and

400

which when divided by

9

leave a remainder

6

, and when divided by

21

, leave a remainder

7, 21, 594

?

EASY

Mathematics>Arithmetic>Fractions and Standard Form>Standard Form

Show that every positive odd integer is of the form $(4 q + 1)$ or $(4 q + 3)$ , where $q$ is some integer.

MEDIUM

Mathematics>Arithmetic>Fractions and Standard Form>Standard Form

If

\frac{3}{6 + 3 \sqrt{3}} = a + \sqrt{3} b

, where

a

and

b

are integers, then the value of

\sqrt{5 a + b}

is:

EASY

Mathematics>Arithmetic>Fractions and Standard Form>Standard Form

Show that any positive odd integer is of the form

4 q + 1

or

4 q + 3

where

q

is an integer.

HARD

Mathematics>Arithmetic>Fractions and Standard Form>Standard Form

If

a

and

b

are odd integers, then which of the following is an even integer?

EASY

Mathematics>Arithmetic>Fractions and Standard Form>Standard Form

The prime factors of

408

are

MEDIUM

Mathematics>Arithmetic>Fractions and Standard Form>Standard Form

Solve the quadratic equation $x^{2} - 9 = 0 .$

EASY

Mathematics>Arithmetic>Fractions and Standard Form>Standard Form

Product of any three consecutive even numbers is divisible by

EASY

Mathematics>Arithmetic>Fractions and Standard Form>Standard Form

The HCF of two co-prime numbers is :

EASY

Mathematics>Arithmetic>Fractions and Standard Form>Standard Form

By adding

1

to the sum of all natural numbers between

1

and

300

, which are divisible by

7

and

8

a number

p

is obtained then

+ \sqrt{p} =

_____

EASY

Mathematics>Arithmetic>Fractions and Standard Form>Standard Form

What is the exponent of

2

in the prime factorisation of

864 ?

EASY

Mathematics>Arithmetic>Fractions and Standard Form>Standard Form

Cube root of

328509

is

MEDIUM

Mathematics>Arithmetic>Fractions and Standard Form>Standard Form

The digit at the unit place in

{(3157)}^{2020}

is

EASY

Mathematics>Arithmetic>Fractions and Standard Form>Standard Form

Mr. Anil lives in village and is engaged in agriculture occupation. He needs some money and takes loan of Rs.

1, 00, 000

from co-operative bank situated in his village. He also borrows Rs.

50, 000

from money lender of the village and Rs.

25, 000

from his friend. In this situation, what is the ratio of his loan from formal and informal sector?

EASY

Mathematics>Arithmetic>Fractions and Standard Form>Standard Form

Express

5005

as a product of its prime factors.

EASY

Mathematics>Arithmetic>Fractions and Standard Form>Standard Form

The sum of all possible three-digit numbers formed by digits

3

,

0

and

7

, using each digit only once is:

MEDIUM

Mathematics>Arithmetic>Fractions and Standard Form>Standard Form

If $A$ is integer, $B$ is natural number then $B - A = ?$