x, x+2, x+4, x+6 എന്നിവയുടെ ശരാശരി 9 ആയാൽ x ന്റെ വില?
A6
B8
C7
D5
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
The average of 45 numbers is 150. Later it is found that a number 46 is wrongly written as 91, then find the correct average.
The average mark of 40 students in the class 8 mathematics test was 70. It was later found that the marks of two students had been wrongly entered as 47 instead of 74 and 46 instead of 64. What is the correct average?
In a company with 600 employees, the average age of the male employees is 42 years and that of the female employees is 41 years. If the average age of all the employees in the company is 41 years 9 months, then the number of female employees is:
2 മുതലുള്ള ആദ്യത്തെ 50 ഇരട്ട സംഖ്യകളുടെ ശരാശരി എത്ര ?
If the average of 35 numbers is 22, the average of the first 17 numbers is 19, and the average of the last 17 numbers is 20, then the 18th number is