मराठी
सी.आई.एस.सी.ई.आयसीएसई ICSE Class 7

The Ratio Between Two Numbers is 5 : 9. Find the Numbers, If Their H.C.F. is 16. - Mathematics

Advertisements
Advertisements

प्रश्न

The ratio between two numbers is 5 : 9. Find the numbers, if their H.C.F. is 16.

बेरीज

उत्तर

Let the first number be 5x and second number be 9x

H.C.F. of 5x and 9x = Largest number common to 5x and 9x = x

Given H.C.F. = 16 ⇒ x = 16

∴ Required numbers = 5x and 9x = 5×16 and 9×16 = 80 and 144

shaalaa.com
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
पाठ 6: Ratio and Proportion (Including Sharing in a Ratio) - Exercise 6 (A)

APPEARS IN

सेलिना Concise Mathematics [English] Class 7 ICSE
पाठ 6 Ratio and Proportion (Including Sharing in a Ratio)
Exercise 6 (A) | Q 20

संबंधित प्रश्‍न

A football team won 10 matches out of the total number of matches they played. If their win percentage was 40, then how many matches did they play in all?


In a basket, the ratio between the number of oranges and the number of apples is 7 : 13. If 8 oranges and 11 apples are eaten, the ratio between the number of oranges and the number of apples becomes 1 : 2. Find the original number of oranges and the original number of apples in the basket.


What quantity must be added to each term of the ratio x : y so that it may become equal to c : d?


Find the triplicate ratio of the following :

3 : 5


If `(7"m" + 2"n")/(7"m" - 2"n") = 5/3` use properties of proportion to find:

(i) m : n

(ii) `("m"^2 + "n"^2)/("m"^2 - "n"^2)`


If (a – x) : (b – x) be the duplicate ratio of a: b show that:
`(1)/x = (1)/a + (1)/b.`


Ratio of the distance of the school from A’s home to the distance of the school from B’s home is 2 : 1.
(i) Who lives nearer to the school?
(ii) Complete the following table:


A profit of Rs 2,500 is to be shared among three persons in the ratio 6 : 9 : 10. How much does each person get?


If x, y, and z are in continued proportion, then which of the following is true:

x : y = x : z


Find the ratio of the first quantity to the second.

1 litre, 250 ml 


Arrange the following ratios in ascending order of magnitude: 2 : 3, 17 : 21, 11 : 14 and 5 : 7


Find the following ratio in the simplest form:
24 to 56


Find the following ratio in the simplest form:
4 kg to 750 g


Find the ratio of:

2 dozens to a score


One of the terms in a ratio cannot be 1


Find the simplified form of the following ratio.

32 : 24


The ratio 5:4 is different from the ratio 4:5.


A ratio expressed in lowest form has no common factor other than ______ in its terms.


In the following figure, division represents 1 cm:

Express numerically the ratios of the following distances:
CE : DI


The yield of wheat from 8 hectares of land is 360 quintals. Find the number of hectares of land required for a yield of 540 quintals?


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×