rest 42 are drinking water from the pond.14. Two numbers are such that the ratio between them is 3:5. If each is increased by 20, the ratio between thenew numbers so formed is 5:7. Find the original numbers. About the author Remi
Answer: 30 and 50 Step-by-step explanation: let 1st no. be 3x so 2nd no. = 5x so.. (3x+20)/(5x+20)= 5/7 21x+ 7×20= 25x+ 5×20 4x= 2×20 x= 10 so 1st no.= 30 2nd no.= 50 ALITTER:– 3 : 5 5 : 7 7-5=5-3 = 2 ===>20 1===>10 3==>30 5==>50 Reply
Answer:
30 and 50
Step-by-step explanation:
let 1st no. be 3x
so 2nd no. = 5x
so..
(3x+20)/(5x+20)= 5/7
21x+ 7×20= 25x+ 5×20
4x= 2×20
x= 10
so 1st no.= 30
2nd no.= 50
ALITTER:– 3 : 5
5 : 7
7-5=5-3 = 2 ===>20
1===>10
3==>30
5==>50