App Logo

No.1 PSC Learning App

1M+ Downloads
രണ്ട് സംഖ്യകൾ 3 : 5 എന്ന അനുപാതത്തിലാണ്. ഓരോ സംഖ്യയും 10 കൂട്ടിയാൽ അവയുടെ അനുപാതം 5 : 7 ആയി മാറുന്നു. എങ്കിൽ സംഖ്യകൾ :

A3,5

B13,22

C7,9

D15,25

Answer:

D. 15,25

Read Explanation:

സംഖ്യകൾ 3 : 5= 3x : 5x ഓരോ സംഖ്യയും 10 കൂട്ടിയാൽ 3x + 10 : 5x + 10 = 5 : 7 3x + 10/(5x +10) = 5/7 7(3x + 10) = 5(5x + 10) 21x + 70 = 25x + 50 4x = 20 x = 5 സംഖ്യകൾ 3x = 15 ; 5x = 25


Related Questions:

The incomes of A and B are in the ratio 2:3 and their expenditure is in the ratio 1:2. If each saves Rs 2400, find A's income?
Incomes of Ram and Shyam are in the ratio 17:11 and their expenditures are in the ratio 3:2. Ram saves Rs.40000 and Shyam saves Rs.25000. Income of Reena is 6000 more than the income of Ram. Find the respective ratio of incomes of Reena and Shyam.
If 5+x , 2x+7 , 6x+9 , and y are in proportion when x=2, find the value of Y.
Three friends divided Rs. 624 among themselves in the ratio 1/2 : 1/3 :1/4. The share of the third friend is ?
The sum of the ages of a mother, daughter and son is 96 years. What will be the sum of their ages after 5 years?