Raja is twice older than raghav . If Raja was 4 years
younger, raghav was 3 years older ther diff. between their
ages is 12 years
what is the sum of thier ages
Answer Posted / nagaraju
let age of ragav=x, age of raja=2x
(2x-4)-(x+3)=12
x-7=12
x=19
raghav age is 19 and raja age is 38
so the sum is 57
Is This Answer Correct ? | 9 Yes | 0 No |
Post New Answer View All Answers
During a given week A programmer spends 1/4 of his time preparing flow chart, 3/8 of his time coding and the rest of the time in debugging the programs. If he works 48 hours during the week , how many hours did he spend debugging the program.
a father is 30 times more than his son however he will be only thrice as old as the son what is father's present age ?
two, trains, one from howrah to patna and the other from patna to howrah, start simultaneously. After they meet, the trains reach their destinations after 9 hours and 16 hours respectively. What is the ratio?
2, 3, 6, 7--- using these numbers form the possible four digit numbers that are divisible by 4.
Next number in the series 1, 1/2, 1/4, 1/8 ?
X2 – (A-3)X +(A+3) = 0 for what value of A the sum of square of roots will be least ?
A&B fill 3 litres and 5 litres of oil in the car. C pays Rs. 8/- to A7B. How much will A get?
The minute hand of a clock overtakes the hour hand at intervals of 64 minutes of correct time. How much a day does the clock gain or lose?
A car has run 10000 miles using 5 tyres interchangably,To have a equal wornout by all tyres how many miles each tyre should have run. answer 4000 miles/tyre
The mean and the variance of a binomial distribution are 4 and 2 respectively. Then the probability of 2 successes is?
Reversing the digits of father's age we get son's age. One year ago father was twice in age of that of his son? find their current ages?
Find the number WXYZ divisible by 36? i) Let the digits be5, 4,3,6 -not in that order ii) Sum of last two digits is 9 iii) Sum of middle two digits is 7->If one is sufficient then ans as A || if two is sufficient then ans as B || if all are necessary then ans as C || if nothing is needed then
A and B's temperature are 10°c and 20°c having same surface , then their ratio of rate of emmisions is ?
There is a rectangular terrace whose length and width are 60m X 20m. There is a walkway of uniform width around terrace. Area of walkway is 516m^2. Find width of walkway:
A cube 3"* 3"* 3" is painted green it is cut into 1"* 1"* 1" how many cubes were painted on atleast on one side