Three numbers are in the ratio 4 : 5 : 6 and their average is 25. The largest number is :
Let the numbers be 4x, 5x and 6x, Then, (4x + 5x + 6x ) / 3 = 25
=> 5x = 25
=> x = 5.
Largest number 6x = 30.
How many numbers are there from 200 to 800 which are neither divisible by 5 nor by 7?
How many natural numbers less than 500, when divided by 35 and 49, will leave a remainder of 30 in each case?
If the nine-digit number 708x6y8z9 is divisible by 99, then what is the value of x + y + z?
If the given number 925x85 is divisible by 11, then the smallest value of x is:
What x is added to each of 10, 16, 22 and 32, the numbers so obtained in this order are in proportion? What is the mean proportional between the numbers (x + 1) and (3x + 1)?
When a positive integer is divided by d, the remainder is 15. When ten times of the same number is divided by d. the remainder is 6.The least possible value of d is:
The greatest number which should be replace '*’ in the number 146*48 to make t divisible by 8 is:
Solve the following equation:
Advertise with Us
RRB ALP & Technicians
Copyright © 2019 Sawaal.com | All Rights Reserved