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rience, unere are twelve terms in AP.Ans. 7. For what value of K, are the numbers x, 2x + K and 3x + 6 three consecutive terms of an AP? [CBSE 2009, 2011) Solution : We have, a1 = x .. TZ

The line graph shows the production of product A and B (in thousands) during the period 2004 to 2009 and the second line Graph shows the percentage sale of these products. यह पंक्ति आलेख 2004 से 2009 की अवधि के दौरान वस्तु A एवं B के उत्पादन ( हज़ार में ) को दर्शाता है तथा दूसरा पंक्ति आलेख इन वस्तुओं की प्रतिशत बिक्री को दर्शाता है | In the given line graph, what is the total sale of Product A in the year 2005 and 2009 taken together? दिए गए पंक्ति आलेख के अनुसार, वर्ष 2005 तथा 2009 को मिलाकर वस्तु A की कुल बिक्री कितनी है ?

The line graph shows the production of product A and B (in thousands) during the period 2004 to 2009 and the second line Graph shows the percentage sale of these products. In the given line graph. what is the total sale of Product A in the year 2005 and 2009 taken together?

The line graph shows the production of product A and B during the period 2004 to 2009 and the second line graph shows the percentage sale of these products br> In the given line graph, what is the total sale of products A in the year 2005 and 2009 taken together?

Study the following graph and answer the questions given below : No. of students (in thousands) who opted for three different specializations during the given five years in a University What is the respective ratio between the number of students who opted for English in the years 2006 and 2008 together and the number of students who opted for Hindi in the year 2005 and 2009 together ?

The maximum difference between the amount invested in raw materials and the value of sales of finished goods was during the year (a) 2005 (b) 2006 (c) 2007(d) 2008(e) 2009

The below table gives rice production in each year. Read and answer the following questions. What was the average production of rice in the period 2005-2009? 378 389 399 412

If the sales revenues in the year 2005, and 2006 and 2007 increases by 20% , 25% and 30% respectively and the costs of production in the years 2007,2008, and 2009 increases by 20%, 25% and 35% respectively, what will be the difference between average sales revenue and average cost of production ?

A small coconut tree sapling was planted in a well lit part of the house while the house was under construction. As the construction work proceeded, the light was blocked from one side. After few years it was observed that the woody stem of the plant has turns and twists in it. Give reason for this unusual [CBSE 2009] appearance of the coconut tree.