Average Practice Question and Answer
8 Q: The present age of a father is 3 years more than three times the age of his son. Three years hence, father's age will be 10 years more than twice the age of the son. The father's age is:
961 05dcb9f8c85d84c59cfbbfee5
5dcb9f8c85d84c59cfbbfee5- 133 yearstrue
- 239 yearsfalse
- 345 yearsfalse
- 440 yearsfalse
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Answer : 1. "33 years "
Q: The average of five numbers is 27. If one number is excluded. The average becomes 25. The excluded number is
959 05ec4ab748463ff0219023e19
5ec4ab748463ff0219023e19- 125false
- 227false
- 330false
- 435true
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Answer : 4. "35"
Q: The average of 8 readings is 24.3, out of which the average of the first two is 18.5 and that of next three is 21.2. If the sixth reading is 3 less than seventh and 8 less than eight, what is the sixth reading?
957 06024ea81a459a5782bf0d771
6024ea81a459a5782bf0d771- 127.6true
- 229.4false
- 324.8false
- 426.5false
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Answer : 1. "27.6"
Q: The average of three numbers is 40. The first number is twice the second and the second one is thrice the third number. The difference between the largest and the smallest numbers is
956 05ef154ac2c39485d739de5d9
5ef154ac2c39485d739de5d9- 136false
- 260true
- 330false
- 446false
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Answer : 2. " 60"
Q: The average monthly salary of the workers in a workshop is Rs. 8,500. If the average monthly salary of 7 technicians is Rs.10,000 and average monthly salary of the rest is Rs. 7,800, the total number of workers in the workshop is
948 05f2a5f9fa5ce9779bd2916c3
5f2a5f9fa5ce9779bd2916c3- 122true
- 224false
- 318false
- 420false
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Answer : 1. "22 "
Q: The average expenditure of a man for the first five months of a year is Rs. 5,000 and for the next seven months is Rs. 2,300 during a year. His average monthly expenditure is :
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5f2a92c0cef453383f1f020b- 1Rs. 3,425true
- 2Rs. 5,600false
- 3Rs. 5,000false
- 4Rs. 5,446false
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Answer : 1. "Rs. 3,425 "
Q: A cricketer's average score in 10 innings was 36. In his 11th innings, he scored some runs because of which his average increased to 40. What was his score in 11th innings?
942 05ff834bebfde3c2d39645466
5ff834bebfde3c2d39645466- 140false
- 250false
- 370false
- 480true
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Answer : 4. "80"
Q: The average weight of 8 people increase by 2.5 kg when a new person comes in place of one of them weighting 75 kg. What is the weight of the new person?
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60c0975f046ad7381c6269d0- 195 kgtrue
- 275 kgfalse
- 385 kgfalse
- 465 kgfalse
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