Review Maths Sec 7 2nd term 2020-2021

What kind of sequence is the pattern 15, 17, 20, 24, 29, ...?

(a)  

What kind of sequence is the pattern 400, 200, 100, 50, 25, ...?

(a)  

The next term of the sequence below is ....

2,4,8,16, ....

(a)  

What is the 6th term in the following sequence?

11, 15, 19, 23, (a)   , _?_

What is the previous term for the following sequence:

(a)   , -6, 1, 8, 15

What are the next 2 terms:

12.7, 19.2, 25.7, 32.2, ....., .....

(a)  

The first term of an arithmetic sequence is equal to 200 and the common difference is equal to -10. Find the value of the 20th term!

(a)  

Find the 30^th term given that the first few terms of an arithmetic sequence are given by

6, 12, 18, (a)  

If there are 10 seats in the first row in a theater and 13 seats in the second row and 16 seats in the third row, how many seats are in the 17^th row?

(a)  

Lewis played a game of space invaders. He scored points for each spaceship that he captured. Lewis scored 140 points for capturing his first spaceship. He scored 160 points for capturing his second spaceship, 180 points for capturing his third spaceship, and so on.

The number of points scored for capturing each successive spaceship formed an arithmetic sequence. Find the total number of points Lewis scored for capturing his first 10 spaceship

(a)