If the mean of five observations \[x,x+2,x+4,x+6,x+8\]is 11, find the mean of first three observation.

If the mean of five observations \[x,x+2,x+4,x+6,x+8\]is 11, find the

1.	If the mean of five observations \[x,x+2,x+4,x+6,x+8\]is 11, find the mean of first three observation.
A.	6
B.	9
C.	Horror and Children books
D.	15
Answer» C. Horror and Children books

Discussion

No Comment Found

Related MCQs

The given graph shows the sales of a shop from Monday to Friday. If the sales made on Saturday was \[1\frac{3}{4}\] times the total sales made on Thursday and Friday, then how much sales was made on Saturday?
Direction: The pie-chart given shows the distribution of Madhvi's allowances for a certain month. XY and PQ the diameters. What fraction of her allowance was spent on entertainment?
Direction for question: Read the information given below carefully and answer the questions. Following are the criteria for admitting a student in Medical course. The student must - [a] have passed XII th standard Science examination with Biology and have secured at least 65% marks. [b] be of 18 years of age as on September 10, 2010. [c] have obtained 75% marks in the entrance test. [d] be able to pay Rs. 30,000 at the time of admission. In the case of a candidate, who satisfies all other criteria except at. (i) above, but has obtained 80% marks in the XII th standard Science examination/ should be referred to the Principal. (ii) above, but can pay Rs. 15,000 at the time of admission, can be provisionally admitted. You are given the following cases as on September 10, 2010. Depending upon the information provided in each case and based on the criteria mentioned above, recommend your decision. Sudha has secured 65% marks in the entrances test and 70% marks in her XIIth standard Science examination with Biology. She can pay the admission fee of Rs. 30,000 and was born on 7th March 1990.
Direction for question: Read the information given below carefully and answer the questions. Following are the criteria for admitting a student in Medical course. The student must - [a] have passed XII th standard Science examination with Biology and have secured at least 65% marks. [b] be of 18 years of age as on September 10, 2010. [c] have obtained 75% marks in the entrance test. [d] be able to pay Rs. 30,000 at the time of admission. In the case of a candidate, who satisfies all other criteria except at. (i) above, but has obtained 80% marks in the XII th standard Science examination/ should be referred to the Principal. (ii) above, but can pay Rs. 15,000 at the time of admission, can be provisionally admitted. You are given the following cases as on September 10, 2010. Depending upon the information provided in each case and based on the criteria mentioned above, recommend your decision. Ragini has secured 60% marks in her XIIth standard examination in Science with Biology and has secured 75% marks in the entrance test. She can pay the admission fee of Rs. 30,000.
Direction for question: Read the information given below carefully and answer the questions. Following are the criteria for admitting a student in Medical course. The student must - [a] have passed XII th standard Science examination with Biology and have secured at least 65% marks. [b] be of 18 years of age as on September 10, 2010. [c] have obtained 75% marks in the entrance test. [d] be able to pay Rs. 30,000 at the time of admission. In the case of a candidate, who satisfies all other criteria except at. (i) above, but has obtained 80% marks in the XII th standard Science examination/ should be referred to the Principal. (ii) above, but can pay Rs. 15,000 at the time of admission, can be provisionally admitted. You are given the following cases as on September 10, 2010. Depending upon the information provided in each case and based on the criteria mentioned above, recommend your decision. Ankit Lohia was born on 6th April, 1991. He has secured 79% marks in the XII th standard Science examination with Biology and can pay admission fee of Rs. 30,000. He has secured 80% marks in the entrance test.
Direction for question: A reputed educational foundation is to select meritorious graduate students for the award of scholarships for higher studies abroad who fulfil the following criteria: (i) Age: More than 18 years but less than 27 years, as on 1.4.2014. (ii) Minimum Percentage of Marks: B. Sc. - 70% or BA - 60% or B. Com. - 65%. (iii) Prizes / awards: Should have won at least one either in Essay, Debate or Sports, (iv) Annual Family Income: Not to be more than Rs. 80,000. (v) Domicile: Must be staying in India for the last 20 years or above as on 1.4.2014. Concessions: One has to fulfil the above conditions. However/ certain concessions are available to the following categories: Wards of Farmers - relaxation in the maximum age limit up to three years. SC/ST applications - relaxation in marks up to 5%. Consideration: [c] Not fulfilling criterion (iii) above m the case should be referred to the Chairman of the Foundation [d] Not fulfilling criterion (iv) above ?the case should be referred to the Secretary of the Foundation. You have to study the information provided for a candidate in each of the following questions and decide the course of action. Note: If any of the required information (criteria I to v) is not provided, the candidate is to be considered ?not to be selected?. Hailing from a poor scheduled tribe family living near Kinnupur since 1992, 22 year old Ajit got his B.Com degree with 60% marks. His father, a school teacher and sole earner in the family has a monthly income of Rs. 4,000. Ajit won the first prize in a District Level Essay competition.
Direction for questions: Sahara Health Club gives 50 per cent concession in monthly fees to those who satisfy anyone of the following criteria: (i) All children in the age group of 7 to 12 years who come from low income group and produce income and birth certificates. (ii) All girls/women up to 30 years of age who represent their school or college in sports and games.(iii) Unemployed married women in the age group of 35 to 55 years. (iv) Senior - citizens of age 60 years and above. (v) All physically handicapped persons who produce relevant medical certificates. (vi) All people who donate blood once a year or social workers / volunteers of registered social/ cultural organisations. (vii) Service/ Ex-Servicemen of Police / Defence Forces. (viii) Sons and daughters of donors/ founder members of the Sahara Health Club. Decide in each of the following whether the person is ?eligible?, find out the categories which is / are applicable to him / her for taking this decision and indicate your answer accordingly. Priti who represents her school in Badminton is the 15-year old daughter of physically handicapped parents having very low income. Her mother aged 40 years is unemployed She has birth certificate and low income group certificate.
Direction for questions: Sahara Health Club gives 50 per cent concession in monthly fees to those who satisfy anyone of the following criteria: (i) All children in the age group of 7 to 12 years who come from low income group and produce income and birth certificates. (ii) All girls/women up to 30 years of age who represent their school or college in sports and games.(iii) Unemployed married women in the age group of 35 to 55 years. (iv) Senior - citizens of age 60 years and above. (v) All physically handicapped persons who produce relevant medical certificates. (vi) All people who donate blood once a year or social workers / volunteers of registered social/ cultural organisations. (vii) Service/ Ex-Servicemen of Police / Defence Forces. (viii) Sons and daughters of donors/ founder members of the Sahara Health Club. Decide in each of the following whether the person is ?eligible?, find out the categories which is / are applicable to him / her for taking this decision and indicate your answer accordingly. Sahil is an 12 years old schoolboy who can produce his birth certificate. His parents are senior citizens and regular blood donors. Though a medically-certified physically handicapped person, he represents his school in national competition for the physically handicapped.
Direction for question: Read the information given below carefully and answer the questions. Following are the criteria for admitting a student in Medical course. The student must - [a] have passed XII th standard Science examination with Biology and have secured at least 65% marks. [b] be of 18 years of age as on September 10, 2010. [c] have obtained 75% marks in the entrance test. [d] be able to pay Rs. 30,000 at the time of admission. In the case of a candidate, who satisfies all other criteria except at. (i) above, but has obtained 80% marks in the XII th standard Science examination/ should be referred to the Principal. (ii) above, but can pay Rs. 15,000 at the time of admission, can be provisionally admitted. You are given the following cases as on September 10, 2010. Depending upon the information provided in each case and based on the criteria mentioned above, recommend your decision. Aayush was 16 years old as on 12th September, 2008. He has secured 85% marks in his XII th standard Science examination with Biology. He has secured 80% marks in the entrance test and can pay the admission fee of Rs. 30,000.
Direction for question: Read the information given below carefully and answer the questions. Following are the criteria for admitting a student in Medical course. The student must - [a] have passed XII th standard Science examination with Biology and have secured at least 65% marks. [b] be of 18 years of age as on September 10, 2010. [c] have obtained 75% marks in the entrance test. [d] be able to pay Rs. 30,000 at the time of admission. In the case of a candidate, who satisfies all other criteria except at. (i) above, but has obtained 80% marks in the XII th standard Science examination/ should be referred to the Principal. (ii) above, but can pay Rs. 15,000 at the time of admission, can be provisionally admitted. You are given the following cases as on September 10, 2010. Depending upon the information provided in each case and based on the criteria mentioned above, recommend your decision. Ankush has passed XII th standard Science examination with Biology and secured 90% marks. His date of birth is July 15, 1991. He has obtained 75% marks in the entrance test. He can pay the fee of Rs. 20,000 at the time of admission.

If the mean of five observations \[x,x+2,x+4,x+6,x+8\]is 11, find the mean of first three observation.

Discussion

No Comment Found

Related MCQs

Reply to Comment