The mean of 50 observations was 36. It was found later that an observation 48 was wrongly taken as 23. The corrected new mean is___________? Hamad Arithmetic Mcqs Average Mcqs Basic Maths Mcqs 19/01/2022 0 A. 35.2 B. 36.1 C. 36.5 D. 39.1 (more…)
Find the average of all the numbers between 6 and 34 which are divisible by 5. Hamad Arithmetic Mcqs Average Mcqs Basic Maths Mcqs 09/01/2022 0 A. 18 B. 20 C. 24 D. 30 (more…)
The average salary of workers in an industry is Rs.200 the average salary of technicians being Rs.400 and that of non-technicians being Rs.125. What is the total number of workers? Hamad Arithmetic Mcqs Average Mcqs Basic Maths Mcqs 16/12/2021 0 A. 250 B. 275 C. 550 D. 400
The average of 1st 3 of 4 numbers is 16 and of the last 3 are 15. If the sum of the first and the last number is 13. What is the last numbers? Hamad Arithmetic Mcqs Average Mcqs Basic Maths Mcqs 04/12/2021 0 A. 8 B. 6 C. 5 D. 2 (more…)
The average age of a group of 10 persons was decreased by 3 years when one person, whose age was 42 years, was replaced by a new person. Find the age of the new person? Hamad Arithmetic Mcqs Average Mcqs Basic Maths Mcqs 22/11/2021 0 A. 22 B. 24 C. 12 D. 8 (more…)
The average weight of a group of boys is 30 kg. After a boy of weight 35 kg joins the group, the average weight of the group goes up by 1 kg. Find the number of boys in the group originally? Hamad Arithmetic Mcqs Average Mcqs Basic Maths Mcqs 25/10/2021 0 A. 4 B. 5 C. 6 D. 7 (more…)
The average of first 10 even numbers is___________? Hamad Arithmetic Mcqs Average Mcqs Basic Maths Mcqs 12/10/2021 0 A. 18 B. 22 C. 9 D. 11
Find the average of the first 20 natural numbers? Hamad Arithmetic Mcqs Average Mcqs Basic Maths Mcqs 29/09/2021 0 A. 10 B. 11.5 C. 12 D. 10.5 (more…)
The average mark of the students of a class in a particular exam is 80. If 5 students whose average mark in that exam is 40 are excluded, the average mark of the remaining will be 90. Find the number of students who wrote the exam. Hamad Arithmetic Mcqs Average Mcqs Basic Maths Mcqs 11/09/2021 0 A. 20 B. 15 C. 25 D. 35 (more…)
A batsman makes a score of 64 runs in the 16th innings and thus increased his average by 3. Find his average after the 16th inning? Hamad Arithmetic Mcqs Average Mcqs Basic Maths Mcqs 07/09/2021 0 A. 17 B. 29 C. 18 D. 19 (more…)
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