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Numerical Ability
Age Problem
When I add 3 times my age 3 years from now to 4 times my age 4 years from now, I get 8 times my current age. How old will I be 3 years from now?
A. 28 years
B. 24 years
C. 20 years
D. 32 years
E. 30 years
Read Solution (Total 17)
-
- let my age be x years now
3 years from now my age will be x+3
3 times age 3 years from now will be 3(x+3)
4 years from now my age will be x+4
4 times age 4 years from now will be 4(x+5)
8 times my age now = 8x
..
3(x+3)+4(x+4)=8x
7x+25 =8x
x=25
therefore three years from now he will be=25+3=28yrs
ans:A
- 12 years agoHelpfull: Yes(62) No(10)
- A. 28
let current age be x
then eq. will be
3*(x+3)+4*(x+4)=8x
x=25
three years from now age will be x+3 = 28 - 10 years agoHelpfull: Yes(1) No(0)
- 3(x+3)+ 4(x+4)= 8x; x is the present age
Solving, we get x=25 - 9 years agoHelpfull: Yes(1) No(0)
- let the present age=x
according to the question,
3(x+3)+4(x+4)=8x
solving for x,we get x=25
hence the person will be of 28 years three years from now. - 10 years agoHelpfull: Yes(0) No(0)
- c 28 years
let the current age be x years
a/c to pblm given
3(x+3)+4(x+4)=8*x
solving we get x=25years
then the age 3 years from now=x+3=25+3=28 yrs - 10 years agoHelpfull: Yes(0) No(0)
- 3(x+3)+4(x+4)=8x
so x=25
so after 3 years=28 - 10 years agoHelpfull: Yes(0) No(0)
- let x be the age then
3+4=7times added 7X+25=8x x=25 know three years from know is 25+3=28 A answer
- 10 years agoHelpfull: Yes(0) No(0)
- (A)28years
3(x+3)+4(x+4)=8x
7x+25=8x
x=25 this is his current age.after 3yrs 28. - 10 years agoHelpfull: Yes(0) No(0)
- 3(I+3)+4(I+4)=8I
I=25
25+3=28; - 10 years agoHelpfull: Yes(0) No(0)
- 28 years
let present age be X
3 years from now is X + 3
4 years from now is X + 4
given that 3(x+3) + 4(x+4)=8x
x=25
required age is 25+3=28...
- 10 years agoHelpfull: Yes(0) No(0)
- let my age be x yr now,,
3 and 4 yr from now will be x+3 and x+4
a/c to question
3*(x+3)+4*(x+4)=8*x
x=25,,, after 3 yr will be x+3=25+3=28 ans - 10 years agoHelpfull: Yes(0) No(0)
- a) 28
let x be current age
so acc. to the given condition we obtain the following equation
( 3 * (x+3) ) + ( 4 * (x+4)) = 8*x
(3times the age 3years (4times the age 4years (8 times the current age)
from current age) from current age)
=> x = 25
therefore three years from now age x+3 (25+3) = 28 - 9 years agoHelpfull: Yes(0) No(0)
- take x as current age.
3 yrs from now means x+3 yrs.
3(x+3)+4(x+4)=8x;
3x+9+4x+16=8x;
x=25
his age after 3 yrs is 28. - 9 years agoHelpfull: Yes(0) No(0)
- 28
3 years from now my age will be x+3
3 times age 3 years from now will be 3(x+3)
4 years from now my age will be x+4
4 times age 4 years from now will be 4(x+5)
8 times my age now = 8x
..
3(x+3)+4(x+4)=8x
7x+25 =8x
x=25
therefore three years from now he will be=25+3=28yrs
ans:A
- 9 years agoHelpfull: Yes(0) No(0)
- present age=25
he's age from 3yr is 28 - 9 years agoHelpfull: Yes(0) No(0)
- Let I age be x
4 (x+4)+3 (x+3)=8x
X=25
X+3=28 - 6 years agoHelpfull: Yes(0) No(0)
- Answer: Option A
Let present age be 'x'
According to given statement:
(x+3)*3 + (x+4)*4 = 8*x
Solving above we get x=25
We have find age 3 years from now which means 25+3 = 28 - 4 years agoHelpfull: Yes(0) No(0)
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