Mathematics Express>Chapter 5 - Number Systems>Exercise 1>Q 2

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IMPORTANT

Earn 100

The bus fare for one person is $₹ 420$ from Agra to Aligarh and the train fare between the same places for one person is equal to three-fourths of the bus fare for two persons between the same places. What is the total fare paid by $2$ persons travelling by bus and $4$ persons travelling by train between the two places?

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Important Questions on Number Systems

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IMPORTANT

Mathematics Express>Chapter 5 - Number Systems>Exercise 1>Q 3

252

can be expressed as a product of primes as_____

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IMPORTANT

Mathematics Express>Chapter 5 - Number Systems>Exercise 1>Q 4

By which least number should

1568

be divided, so that the resultant number is a perfect square

?

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Mathematics Express>Chapter 5 - Number Systems>Exercise 1>Q 5

If the

8

digit number

136 p

5785

is divisible by

15

, then find the least possible value of

p

?

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Mathematics Express>Chapter 5 - Number Systems>Exercise 1>Q 6

The least positive integer which when added to

1000

, gives a sum which is greater than

10.06

when it is multiplied by

100

. The least positive integer is:

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Mathematics Express>Chapter 5 - Number Systems>Exercise 1>Q 7

In a

3

-digit number, the hundreds digit is

4

times the units digit and the tens digit is thrice the units digit. The sum of the digits is

8

. What is the tens digit in the number?

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Mathematics Express>Chapter 5 - Number Systems>Exercise 1>Q 8

Among the following which is a rational number?

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Mathematics Express>Chapter 5 - Number Systems>Exercise 1>Q 9

There are totally

25

trees in a field and these

25

trees are planted in a row at a equal distance from each other. the distance between the

1^{s t}

tree and

25^{t h}

tree is

30

m

respectively, then find the distance between the

3^{r d}

tree and

15^{t h}

tree ?

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IMPORTANT

Mathematics Express>Chapter 5 - Number Systems>Exercise 1>Q 10

When

n

is divisible by

5

the remainder is

2

, What is the remainder when

n^{2}

is divided by

5

is -