The ratio of the ages of two friends A and B is 3:2. However if the age of A is decreased by 10 and that of B is increased by 10 then the original ratio is reversed. Age of A is?
Correct answer C. 30
Subject / 703 questions
ECAT Math MCQs
Page 33 of ECAT Math multiple-choice questions with answers. Tap an option to check yourself.
Page 33 of 36
The average age of A and B is 20. If C were to replace A the average would be 19 and if B was replaced by C the average would be 21. The age of C is?
Correct answer C. 20
The sum of the present ages of A B and C is 90 years. 6 years ago their ages were in the ratio of 1:2:3. Cs present age is?
Correct answer D. 36
Advertisement
20 years ago my age was 1/3 of what it is now what is my present age?
Correct answer A. 30
Ten years ago Akram was thrice as old as Aslam was but 10 years hence he will be only twice as old. What is Akrams present age?
Correct answer D. 70
Ten years ago a father was seven times as old as his son two years hence twice his age will be equalto five times his sons. What is the present age of son?
The answer for this question has not been confirmed yet. Share what you think in the discussion.
A father is 15 times older than his son. However 18 years later he will be only thrice as old as the son. What is the fathers present age?
Correct answer C. 45
Ages of A and B are in ration 8:7. 27 years ago their ages were in the ration 5:4. The age of B is?
Correct answer A. 63
The sum of the ages of a son and a father is 64. After 4 years the age of father will be three times that of his sons. The age of father iS?
Correct answer B. 50
Advertisement
The ages of X and Y are in the ratio 7:4. If the sum of their present ages is 55 then the age of X is?
Correct answer D. 35
A mothers age after 5 years will be twice the age of her daughter. The difference of their ages is 19. What is the age of mother?
Correct answer B. 33
Cs mother was four times as old as C ten years ago. After 10 years she will be twice as old as C is now. How old C is now?
Correct answer C. 20
Meena is thrice as old as Sheraz. Fatima will be twice as old as Meena 6 years hence. Six years ago Sheraz was five years old. What is Fatimas present age?
Correct answer D. 72
The product of the ages of two class fellows is 24. If the greater fellow is 3/2 times the smaller one then the age of the smaller fellow is?
Correct answer C. 4
A sum of the present ages of a mother and daughter is 63. Three years back if the age of the mother was double that of the daughter then the present age of the daughter is?
Correct answer C. 22 years
Advertisement
A mans age is three times his sons. In 15 years it will be double that of his sons. How old is the son now?
Correct answer B. 15
The average height of a class of 25 students is 4.4 feet. A student of height 5.7 feet is newly enrolled. Find the new average?
Correct answer B. 4.45 feet
What is the average (arithmetic mean) of the positive integers from 101 to 200 inclusive?
Correct answer A. 150.5
Let X be the median and Y the mode of the following set of numbers: 15 60 30 40 60 90. What is the average (arithmetic mean) of X and Y?
Correct answer A. 55
The average weight of a group of boys and girls is 37.5 kg. The average weight of the boys is 40 kg and that of girls is 35 kg. If the number of boys is 25 find the number of girls?
Correct answer B. 25