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Mathematics Solved MCQs Online Quiz Test
Q.1: Visitors to show were charged Rs.15 each on the first day. Rs.7.50 on the second day, Rs.2.50 on the third day and total attendance on the three days were in ratio 2:5:13 respectively. The average charge per person for the whole show is———–?
Q.2: In a hostel there were 100 students. To accommodate 20 more students the average is decreased by rupees 5. But total expenditure increased by Rs.400. Find the total expenditure of the hostel now?
Q.3: A batsman in his 17th innings makes a score of 85 and their by increasing his average by 3. What is his average after the 17th innings?
Q.4: The average age of a husband and a wife is 23 years when they were married five years ago but now the average age of the husband, wife and child is 20 years(the child was born during the interval). What is the present age of the child?
- 1 year
- 2 years
- 3 years
- 4 years
Q.5: The average age of M boys is ‘b’ years and of ‘n’ girls ‘c’ years. The average age of all together is———?
- (mb – nc)/ (m + n) years
- (mb + nc)/ (m – n) years
- (mb + nc)/ (m + n) years
- (mb – nc)/ (m – n) years
Q.6: A team of eight entered for a shooting competition. The best marks man scored 85 points. If he had scored 92 points, the average scores for. The team would have been 84. How many points altogether did the team score?
Q.7: 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?
Q.8: The average age of 8 men increases by 2 years when two women are included in place of two men of ages 20 and 24 years. Find the average age of the women?
- 36 years
- 24 years
- 30 years
- 18 years
Q.9: The average of first five prime numbers greater than 20 is————?
Q.10: The average of 9 observations was 9, that of the 1st of 5 being 10 and that of the last 5 being 8. What was the 5th observation?