Subject
Bank Exam
Topic
Bangladesh Krishi Bank 2017 (Sr. Officer)
A player’s average test score on 4 tests is What must be his score on a 5th test for average score on 5 tests to be 80?
A player’s average test score on 4 tests is What must be his score on a 5th test for average score on 5 tests to be 80?
ক)
82খ)
84গ)
86ঘ)
88Explanation
Let the score in the 5th test be x. The sum of the first 4 tests = 78 X 4=312 Now it implies , 312+x/5=80 Therefore, x=88Related questions
.1 + (.1)2+ (.1)3= ?If Lalon loses 8 pounds, he will weigh twice as much as his sister. Together they now weigh 278 pounds. What is Lalon’s present weigh in pounds?If a square mirror has a 20 inch diagonal, what is the approximate perimeter of the mirror, in inches?In a town, 64 percent of the population is employed, and 48 percent of the population is employed males. What percentage of the employed people in that town is female?If (4-x)/(2+x) = x, what is the value of x2+ 3x -4?During a certain season, a team won 80% of its first 100 games and 50% of its remaining games. If the team won 70% of its games for the entire season, What was the total number of games the team played?Of the 30 applicants for a job, 14 had at least 4 years experience, 18 had degrees and 3 had less than 4 years experience and did not have a degree. How many of the applicants had at least 4 years experience and a degree?What is the difference between sixth and fifth terms of the sequence 2,4,7, ___ whose nthterm is n + 2n-1