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Earn 100

One packet containing $5$ pencils is available for $Rs . 13$ . Another packet containing $10$ pencils is available for $Rs . 25$ . Which packet has a lesser rate per pencil?

Important Questions on Ratio and Proportion

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Mathematics>Arithmetic>Ratio and Proportion>Unitary Method

Two numbers are in the ratio

3 : 5

. If

13

is subtracted from each, the new numbers are in the ratio

10 : 21

. If

15

is added to each of the original number, then the ratio becomes:

EASY

Mathematics>Arithmetic>Ratio and Proportion>Unitary Method

A person carries $₹ 165$ in the form of currency notes of $₹ 5$ , $₹ 10$ and $₹ 20$ in the ratio of $3 : 2 : 1$ . What is the value of currency notes of $₹ 20$ denomination?

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Mathematics>Arithmetic>Ratio and Proportion>Unitary Method

A vessel contains a

32

litres

solution of acid and water in which the ratio of acid and water is

5 : 3

12 litres

of the solution are taken out and

7 \frac{1}{2} litres

of water and added to it, then what is the ratio of acid and water in the resulting solution?

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Mathematics>Arithmetic>Ratio and Proportion>Unitary Method

A sum is divided among

A, B, C

and

D

such that the ratio of the shares of

A

and

B

2 : 3

, that of

B

and

C

1 : 2

and that of

C

and

D

3 : 4

. If the difference between the shares of

A

and

D

₹ 648

, then the sum of their shares is:

EASY

Mathematics>Arithmetic>Ratio and Proportion>Unitary Method

A mess contractor can either serve

450

students with the meal that he prepares or can cater to

270

cops with the same meal. If

300

students have already eaten in the mess, how many cops can be fed with the remaining meal?

EASY

Mathematics>Arithmetic>Ratio and Proportion>Unitary Method

A car consumes

5.4 litres

of petrol to cover

60.48 km

, how many kilometres be covered with

22 litres

of petrol?

EASY

Mathematics>Arithmetic>Ratio and Proportion>Unitary Method

In a school,

\frac{5}{12}

of the number of students are girls and the rest are boys.

\frac{4}{7}

of the number of boys are below

14

years of age, and

\frac{2}{5}

of the number of girls are

14

years or above

14

years of age. If the number of students below

14

years of age is

1120

, then the total number of students in the school is _____.

EASY

Mathematics>Arithmetic>Ratio and Proportion>Unitary Method

What is the ratio of mean proportional between

1.8

and

3.2

and the third proportional of

5

and

3

EASY

Mathematics>Arithmetic>Ratio and Proportion>Unitary Method

An insect which is climbing on a vertical pole in such a way that on one day it climbs a height of $2 m$ on next day it comes down $1 m$ . If height of the pole is $12 m$ , find the no. of days in which it will reach the top.

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Mathematics>Arithmetic>Ratio and Proportion>Unitary Method

Rs.

730

were divided among

A

B

and

C

in such a way that if

A

gets Rs.

3

, then

B

gets Rs.

4

and if

B

gets Rs.

3.50

, then

C

gets Rs.

3

. The share of

B

exceeds that of

C

by:

EASY

Mathematics>Arithmetic>Ratio and Proportion>Unitary Method

The sum of three numbers is

777

. The ratio between the first two numbers is

7 : 9

and the ratio between the second and third number is

3 : 7

. The second number is_____.

EASY

Mathematics>Arithmetic>Ratio and Proportion>Unitary Method

The cost of 2 pencil, 4 pens and 8 erasers is Rs 12 and the cost of 8 pens, 10 pencils and 4 erasers is Rs 36. How much will 3 pencils,3 pens and 3 erasers cost?

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Mathematics>Arithmetic>Ratio and Proportion>Unitary Method

(5 x + 2 y) : (10 x + 3 y) = 5 : 9

, then

(2 x^{2} + 3 y^{2}) : (4 x^{2} + 9 y^{2}) = ?

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Mathematics>Arithmetic>Ratio and Proportion>Unitary Method

Divide

₹ 8, 288

between

A

B

and

C

such that the proportion of their shares is

5 : 7 : 9

. The share of

C

is:

EASY

Mathematics>Arithmetic>Ratio and Proportion>Unitary Method

A, B and C are partners. They share profits in the ratio of

5 : 3 : 6

. If A earns

₹ 1, 92, 380

as his share of profit, then the share profit of C is:

MEDIUM

Mathematics>Arithmetic>Ratio and Proportion>Unitary Method

Alloy

A

contains copper and zinc in the ratio of

4 : 3

and alloy

B

contains copper and zinc in the ratio of

5 : 2

A

and

B

are taken in the ratio of

5 : 6

and melted to form a new alloy. The percentage of zinc on the new alloy is close to:

MEDIUM

Mathematics>Arithmetic>Ratio and Proportion>Unitary Method

A sum of

₹ x

is divided among

A

B

,and

C

such that the ratio of the shares of

A

and

B

6 : 7

and that of

B

and

C

3 : 2

. If the difference between the shares of

A

and

C

₹ 540

, then the value of

x

is;

MEDIUM

Mathematics>Arithmetic>Ratio and Proportion>Unitary Method

What is that number, which is when added to

7, 16, 43, 79

these numbers become proportional?

MEDIUM

Mathematics>Arithmetic>Ratio and Proportion>Unitary Method

A tree grows at the rate of

\frac{1}{5^{th}}

of its height annually. By how much height will it grow after

2

yr, if its present height is

75 cm ?

EASY

Mathematics>Arithmetic>Ratio and Proportion>Unitary Method

Mr. Kamal buys 36 bananas for Rs. 20.52. How much money will be paid by him to buy 110 bananas?

(A) Rs. 62.60

(B) Rs. 62.90

(D) Rs. 62.70

One packet containing 5 pencils is available for Rs. 13. Another packet containing 10 pencils is available for Rs. 25. Which packet has a lesser rate per pencil?

Important Questions on Ratio and Proportion

Learn and Prepare for any exam you want !

One packet containing $5$ pencils is available for $Rs . 13$ . Another packet containing $10$ pencils is available for $Rs . 25$ . Which packet has a lesser rate per pencil?