Question 394151: Igi is now twice as old as Roni's present age. Two years ago, Betty was three times as old as Roni was then. Find their present ages
Found 2 solutions by stanbon, Edwin McCravy:
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! Igi is now twice as old as Roni's present age. Two years ago, Betty was three times as old as Roni was then. Find their present ages
0 solutions
----
Equations:
I =2R
---
B-2 = 3(R-2)
------
You have three variables and only two equation statements.
=====
cheers,
Stan H.
Answer by Edwin McCravy(20054)  (Show Source):
You can put this solution on YOUR website! Igi is now twice as old as Roni's present age. Two years ago, Betty was three times as old as Roni was then. Find their present ages
Did you leave something out? There are lots of solutions to that.
Here are a bunch. They all check with the information you gave:
Igi is now 6 and is twice as old as Roni, who is now 3.
Betty is 5 so two years ago she was 3 and so
Betty was three times as old as Roni was then, which was 1,
since Roni is 3 now.
Igi is now 8 and is twice as old as Roni, who is now 4.
Betty is 8 so two years ago she was 6 and so
Betty was three times as old as Roni was then, which was 2,
since Roni is 4 now.
Igi is now 10 and is twice as old as Roni, who is now 5.
Betty is 11 so two years ago she was 9 and so
Betty was three times as old as Roni was then, which was 3,
since Roni is 5 now.
Igi is now 12 and is twice as old as Roni, who is now 6.
Betty is 14 so two years ago she was 12 and so
Betty was three times as old as Roni was then, which was 4,
since Roni is 6 now.
Igi is now 14 and is twice as old as Roni, who is now 7.
Betty is 17 so two years ago she was 15 and so
Betty was three times as old as Roni was then, which was 5,
since Roni is 7 now.
Igi is now 16 and is twice as old as Roni, who is now 8.
Betty is 20 so two years ago she was 18 and so
Betty was three times as old as Roni was then, which was 6,
since Roni is 8 now.
Igi is now 18 and is twice as old as Roni, who is now 9.
Betty is 23 so two years ago she was 21 and so
Betty was three times as old as Roni was then, which was 7,
since Roni is 9 now.
Igi is now 20 and is twice as old as Roni, who is now 10.
Betty is 26 so two years ago she was 24 and so
Betty was three times as old as Roni was then, which was 8,
since Roni is 10 now.
Igi is now 22 and is twice as old as Roni, who is now 11.
Betty is 29 so two years ago she was 27 and so
Betty was three times as old as Roni was then, which was 9,
since Roni is 11 now.
Igi is now 24 and is twice as old as Roni, who is now 12.
Betty is 32 so two years ago she was 30 and so
Betty was three times as old as Roni was then, which was 10,
since Roni is 12 now.
Igi is now 26 and is twice as old as Roni, who is now 13.
Betty is 35 so two years ago she was 33 and so
Betty was three times as old as Roni was then, which was 11,
since Roni is 13 now.
Igi is now 28 and is twice as old as Roni, who is now 14.
Betty is 38 so two years ago she was 36 and so
Betty was three times as old as Roni was then, which was 12,
since Roni is 14 now.
Igi is now 30 and is twice as old as Roni, who is now 15.
Betty is 41 so two years ago she was 39 and so
Betty was three times as old as Roni was then, which was 13,
since Roni is 15 now.
Igi is now 32 and is twice as old as Roni, who is now 16.
Betty is 44 so two years ago she was 42 and so
Betty was three times as old as Roni was then, which was 14,
since Roni is 16 now.
Igi is now 34 and is twice as old as Roni, who is now 17.
Betty is 47 so two years ago she was 45 and so
Betty was three times as old as Roni was then, which was 15,
since Roni is 17 now.
Igi is now 36 and is twice as old as Roni, who is now 18.
Betty is 50 so two years ago she was 48 and so
Betty was three times as old as Roni was then, which was 16,
since Roni is 18 now.
Igi is now 38 and is twice as old as Roni, who is now 19.
Betty is 53 so two years ago she was 51 and so
Betty was three times as old as Roni was then, which was 17,
since Roni is 19 now.
Igi is now 40 and is twice as old as Roni, who is now 20.
Betty is 56 so two years ago she was 54 and so
Betty was three times as old as Roni was then, which was 18,
since Roni is 20 now.
Igi is now 42 and is twice as old as Roni, who is now 21.
Betty is 59 so two years ago she was 57 and so
Betty was three times as old as Roni was then, which was 19,
since Roni is 21 now.
Igi is now 44 and is twice as old as Roni, who is now 22.
Betty is 62 so two years ago she was 60 and so
Betty was three times as old as Roni was then, which was 20,
since Roni is 22 now.
Igi is now 46 and is twice as old as Roni, who is now 23.
Betty is 65 so two years ago she was 63 and so
Betty was three times as old as Roni was then, which was 21,
since Roni is 23 now.
Igi is now 48 and is twice as old as Roni, who is now 24.
Betty is 68 so two years ago she was 66 and so
Betty was three times as old as Roni was then, which was 22,
since Roni is 24 now.
Igi is now 50 and is twice as old as Roni, who is now 25.
Betty is 71 so two years ago she was 69 and so
Betty was three times as old as Roni was then, which was 23,
since Roni is 25 now.
Igi is now 52 and is twice as old as Roni, who is now 26.
Betty is 74 so two years ago she was 72 and so
Betty was three times as old as Roni was then, which was 24,
since Roni is 26 now.
Igi is now 54 and is twice as old as Roni, who is now 27.
Betty is 77 so two years ago she was 75 and so
Betty was three times as old as Roni was then, which was 25,
since Roni is 27 now.
Igi is now 56 and is twice as old as Roni, who is now 28.
Betty is 80 so two years ago she was 78 and so
Betty was three times as old as Roni was then, which was 26,
since Roni is 28 now.
Igi is now 58 and is twice as old as Roni, who is now 29.
Betty is 83 so two years ago she was 81 and so
Betty was three times as old as Roni was then, which was 27,
since Roni is 29 now.
Igi is now 60 and is twice as old as Roni, who is now 30.
Betty is 86 so two years ago she was 84 and so
Betty was three times as old as Roni was then, which was 28,
since Roni is 30 now.
Igi is now 62 and is twice as old as Roni, who is now 31.
Betty is 89 so two years ago she was 87 and so
Betty was three times as old as Roni was then, which was 29,
since Roni is 31 now.
Igi is now 64 and is twice as old as Roni, who is now 32.
Betty is 92 so two years ago she was 90 and so
Betty was three times as old as Roni was then, which was 30,
since Roni is 32 now.
Igi is now 66 and is twice as old as Roni, who is now 33.
Betty is 95 so two years ago she was 93 and so
Betty was three times as old as Roni was then, which was 31,
since Roni is 33 now.
Igi is now 68 and is twice as old as Roni, who is now 34.
Betty is 98 so two years ago she was 96 and so
Betty was three times as old as Roni was then, which was 32,
since Roni is 34 now.
Edwin
|
|
|
