Question

Q1) The present ages of Arjun and Shreya are in the ratio 5:7. 4 years from now the ratio of their age’s wil be 3:4. Find their present ages.

Q 2) Using appropriate properties find:
-3/5 x 1/6 +5/2 – 2/3 x 3/5
(Write the names of the properties used)

Q 3) What should be added to twice the rational number – 7/3 to get 3/7? hii please help me out​

Answer 1

Step-by-step explanation:

let the age of arjun-5x

then the age ao sherya-7x

4 year s ago from now

5x+4/7x+4=3/4

multiple both sides by 7x+4and 4

x=4

so present age of arjun-5×4=20

and present age of sherya-7×4=28

hope this is helpful to you