Question: Question 1: If 4,7,10,13,16,19,22......is a sequence, Find: a)Common difference. b) Write an arithmetic expression of how one can determine the nth term c) 21st term.

Question 1: If 4,7,10,13,16,19,22......is a sequence,

Find:

a)Common difference.

b) Write an arithmetic expression of how one can determine the nth term

c) 21st term.

2The sum of 3 numbers of an arithmetic progression is 24 and their product is 440. Find the three numbers.

3. A carpenter was hired to build 192 window frames. On the first day he made five frames and each day, thereafter he made two more frames than he made the day before. How many days did it take him to finish the job?

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