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A batsman in his 17th innings makes a score of 85 and thereby increasing his average by 3. What is his average after the 17th innings?

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Important Questions on Arithmetic Maths

MEDIUM
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IMPORTANT
Police Constables>Chapter 3 - Arithmetic Maths>AVERAGE>Q 18
In a hostel there were 100 students. To accommodate 20 more students the average expenditure is decreased by Rs. 5, but total expenditure increased by Rs. 400. Find the total expenditure of the hostel now?
EASY
CISF Head Constable
IMPORTANT
Police Constables>Chapter 3 - Arithmetic Maths>AVERAGE>Q 19
Visitors to a 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:
EASY
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IMPORTANT
Police Constables>Chapter 3 - Arithmetic Maths>AVERAGE>Q 20
A building contractor employes 20 male, 15 female and 5 child workers. To a male worker, he pays Rs. 25 per day, to a female worker Rs.20 per day and to a child worker Rs.8 per day. The average wage per day paid by the contractor (in Rs.) is:
EASY
CISF Head Constable
IMPORTANT
Police Constables>Chapter 3 - Arithmetic Maths>AVERAGE>Q 21
A man purchased 3 blankets at the rate Rs. 100 each, 5 blankets at Rs. 150 each and two blankets at a certain rate which is now slipped off from his memory, but he remembers that the average price of the blankets was Rs. 150. Find the unknown rate of two blankets.
EASY
CISF Head Constable
IMPORTANT
Police Constables>Chapter 3 - Arithmetic Maths>AVERAGE>Q 22
The average temperature for Monday, Tuesday, Wednesday and Thursday was 48 degree and for Tuesday, Wednesday, Thursday and Friday was 46 degee, if the temperature on Monday was 42 degree, find the temperature on Friday.
EASY
CISF Head Constable
IMPORTANT
Police Constables>Chapter 3 - Arithmetic Maths>AVERAGE>Q 23
The average age 9 members of a committee are the same as it was 2 years ago because an old member has been replaced by a younger member. Find how much younger is the new member than the old member.
EASY
CISF Head Constable
IMPORTANT
Police Constables>Chapter 3 - Arithmetic Maths>AVERAGE>Q 24
9 men went to a hotel, 8 of them spent Rs. 3 each over their meals and the 9th spent Rs. 2 more than the average expenditure of all the nine, determine the total money spent by them.
EASY
CISF Head Constable
IMPORTANT
Police Constables>Chapter 3 - Arithmetic Maths>AVERAGE>Q 25
The average marks in mathematics scored by the pupils of a school at the public examination were 39. If four of these pupils who actually scored 5,12,15 and 19 marks at the examination had not been sent up, the average marks for the school would have been 44. Find the number of pupils sent up for examination from the school.