Sum of weights of a class of 20 is 290 kg. Another student of weight 25 kg is also enrolled. Find the new average of the class?
Correct answer A. 15 kg
Topic / 95 questions
Age Questions MCQs
Page 5 of Age Questions multiple-choice questions with answers. Tap an option to check yourself.
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Find the temperature on Sunday if sum of temperatures of other 6 days is 145 C? and average of the week is 25 C?
Correct answer B. 30C
In the class of 100 students at KIPS average marks of the students in the mathematics tests were 80. How many got exactly 80 marks in the test?
Correct answer D. it can not be determined
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The average of 8 observations is 24. if one more observation of 33 is added then the new average will be?
Correct answer B. 25
The average age in a city of 10000 is 40 years. The average of half of them is 50 years. The average of remaining ones is?
Correct answer C. 30
During a certain operation B persons are successfully recovered every year. If A persons are treated during the last 5 years what will be the average death rate per year?
Correct answer D. (A-5B)/5
A shopkeeper purchases 5 cartoons in 105 rupees and 8 cartoons in 155 rupees. If a cartoon contains 5 items then average price per item is?
Correct answer A. 4
In the above question the sum of the height of new students in class.
Correct answer B. 610
The average height of a class of 18 students is 105 cm. After the arrival of 7 new students the average decreases by 5cm. Find sum of the heights of all the students in the class?
Correct answer B. 2500
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The average earning of a shop for first three weeks of a month are 2750 per week. If the earnings of next 2 weeks are 4750 rupees then find total earnings of the 5 weeks?
Correct answer D. 13000
There are 45 persons staying at a hostel. The average expenses of a person for a day are rupees 20. The total expenses for all the persons for a week are?
Correct answer D. 6300
A family of 6 has an average 25 and another of 9 has an average 41. The sum of the ages of the family members of both will be?
Correct answer E. none
The average of crimes per week in a city is A. Find the number of crimes in 4 weeks?
Correct answer C. 4A
A family with six members has an average age of 25 while a family of 9 has an average age of 35. The combine average of both families will be?
Correct answer E. none
If X persons are admitted in a hospital during the last five years and Y persons are recovered out of them during this period then find the average number of persons admitted in one year:
Correct answer C. x/5
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