If a : b = 20:5 then find out the value of (13a-9b): (11a-7b)?
If a : b = 20:5 then find out the value of (13a-9b): (11a-7b)?
Answer
The sum of the present ages of a son and his father is 60 years. Six years ago, father’s age was five times the age of the son. After 6 years, what will be son’s age?
The sum of the present ages of a son and his father is 60 years. Six years ago, father’s age was five times the age of the son. After 6 years, what will be son’s age?
A is two years older than B who is twice as old as C. The total of the ages of A, B and C is 27 . How old is B?
A is two years older than B who is twice as old as C. The total of the ages of A, B and C is 27 . How old is B?
The least number which should be added to 28523 so that the sum is exactly divisible by 3, 5, 7 and 8 is
The least number which should be added to 28523 so that the sum is exactly divisible by 3, 5, 7 and 8 is
What is the least number that when doubled will be exactly divisible by 12, 14, 18, and 22?
What is the least number which when doubled will be exactly divisible by 12, 14, 18 and 22 ?
Which of the following integers has the most number of divisors?
Which of the following integers has the most number of divisors?
The H.C.F. of two numbers is 5 and their L.C.M. is 150. If one of the numbers is 25, then the other is:
The H.C.F. of two numbers is 5 and their L.C.M. is 150. If one of the numbers is 25, then the other is:
If the number of boys in a class is 8 times the number of girls, which value can never be the total number of students?
If the number of boys in a class is 8 times the number of girls, which value can never be the total number of students?
The sum of two consecutive even numbers is 14. What are the numbers?
The sum of two consecutive even numbers is 14. What are the numbers?
What is the next number in this series: 2, 6, 15, 40, 145, ___?
What is the next number in this series: 2, 6, 15, 40, 145, ___?
The sum of the two numbers is 25. If one of the numbers is 10, what is the other number?
The sum of the two numbers is 25. If one of the numbers is 10, what is the other number?
The H.C.F. of two numbers is 5 and their L.C.M. is 150. If one of the numbers is 25, then what is the number of the other?
The H.C.F. of two numbers is 5 and their L.C.M. is 150. If one of the numbers is 25, then what is the number of the other?
What is the least number which when divided by 5, 6, 7 and 8 leaves a remainder 3, but when divided by 9 leaves no remainder?
What is the least number which when divided by 5, 6, 7 and 8 leaves a remainder 3, but when divided by 9 leaves no remainder?