M L Aggarwal Solutions for Chapter: Arithmetic Progressions, Exercise 4: Objective Questions

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$10\text{th}$ term from end of the AP : $7,10,13, . . .,157$ is _____

If the $20\text{th}$ term of an AP exceeds its $12\text{th}$ term by $16$, then the common difference is _____

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If $-5,a,3$ are three consecutive terms of an AP, then the value of $a$ is _____

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The sum of the AP : $3,5,7, . . . \text{to} 10\text{ terms}$ is _____

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The sum of the AP : $7,4,1, . . . \text{to} 15\text{ terms}$ is _____

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In an AP, if $a=-10$ and $l=50$, then sum of the all the terms $S_{10}=$_____

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In an AP, if $a=4$ and $S_{12}=126$, then last term, $l=$_____

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If $b,c$ and $2b$ are three consecutive terms of an AP, then the ratio $b:c$ is _____