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CBSE Notes 2011-2012 » X-Mathematics-Term2

Arithmetic Progressions

A number 15 is divided into three parts which are in AP and sum of their squares is 83. The smallest...

Multiple choice question

A number 15 is divided into three parts which are in AP
and sum of their squares is 83. The smallest part is

A man receives Rs. 60 for the first week and Rs. 3 more each week than the preceeding week. How much...

Multiple choice question

A man receives Rs. 60 for the first week and Rs. 3 more
each week than the preceeding week. How much does he
earns by the 20th week ?

The first term of an arithmetic progression is unity and the common difference is 4. Which of the fo...

Multiple choice question

The first term of an arithmetic progression is unity and
the common difference is 4. Which of the following will
be a term of this AP ?

A man saves Rs. 400 more each years than he did the year before. If he saves Rs. 2000 in the first y...

Multiple choice question

A man saves Rs. 400 more each years than he did the
year before. If he saves Rs. 2000 in the first year after
how many years will his saving be more than Rs. 100000
altogether ?

The sum of 5 numbers in AP is 30 and sum of their squares is 220. Which of the following is the thir...

Multiple choice question

The sum of 5 numbers in AP is 30 and sum of their squares
is 220. Which of the following is the third term ?

The sum of the first four terms of an AP is 28 and sum of the first eight terms of the same AP is 88...

Multiple choice question

The sum of the first four terms of an AP is 28 and sum of
the first eight terms of the same AP is 88. Sum of first 16
terms of the AP is

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