Arithmetic Prog...

Which of the following is the AP whose 9^th term is 101 and a₈ – a₂ = 60?

If a + 1, 3a, 4a + 2 are in AP, then the value of a is

What would be the 19^th term of the given sequence?

1, 5, 9, 13, …

Find the next term in the sequence 10, 20, 40, 70, ...

What is the n^th term of the given sequence?

0, 2, 4, 6, …

The first term of a sequence is 15 and the common difference is 7. Find its 29^th term.

The first term of a sequence is 24 and the common difference is – 6. Find its 45^th term.

Ruby has 36 stamps in her collection. She adds 7 stamps to her collection every month. If the pattern continues, how many stamps will she have at the end of eighth month?

The first term, last term and sum of all the terms of an AP are 12, 160 and 3268, respectively. Find the number of terms in the AP.

Which of the following values is the sum of the first five terms of the AP: -45, -39, -33 …?

A display of food items on grocery shelves consists of 30 items in the bottom row, 28 items in the next row, 26 items in the next and so on. lf the topmost row has 4 items, then how many food items are there in the display?

Amy read 12 pages of a book on the first day, 17 pages on the second day, and 23 pages on the third day. If the pattern continued, how many pages did she read on the fourth day?

Rosy kept 2 candies in the first box, 4 in the second box, 6 in the third box, and 8 in the fourth box. If the pattern continued, how many candies did she keep in the twelfth box?

Rosy works as a telephone operator. She attended 5 calls on the first day, 10 calls on the second day, 20 calls on the third day, and 40 calls on the fourth day. If the pattern continues, find the number of calls she will attend on the seventh day.

The sum of the interior angles of a triangle is 180°, that of a quadrilateral is 360° and that of a pentagon is 540°. Assuming the pattern continues, find the sum of the interior angles of a dodecagon.