The sum of 8 numbers is 168. If one of the numbers is 28, what is the average of the other 7 numbers?

The sum of two numbers is (-4)/(3) . If one of the numbers is -5, what is the other?

The average (arithmetic mean) of 8 numbers is 65. If one of the numbers, 65, removed, what is the average of the remaining 7 numbers?

The sum of two rational numbers is 8 if one of the numbers is -18/5 what is the other

The average (arithmetic mean) of three numbers is 57. If one of the numbers is 16, what is the sum of the other two?

The average of five numbers is 35 . If sum of three of these numbers is 37 , what is the mean of the other two numbers ?

The LCM of two numbers is 90 times their HCF. The sum of LCM and HCF is 1456. If one of the numbers is 160, then what is the other number?