Series Review

Find the sum 
24+48+72+...+480

• 5280
• 9576
• 10080
• 5040

What is the sum of the first 50 terms of the series 2 + 17 + 32 + 47 + ...?

• 1,600
• 18,235
• 18,475
• 19,125

• 149
• 11,200
• 5,600
• 140

Find the sum of the finite arithmetic series

7 + 14 + 21 + … + 105

• 840

• 620

• 245

• 1283

Find the sum of the finite arithmetic series

10 + 20 + 30 + ... + 120

• 840

• 620

• 780

• 1283

What is the sum of the first ten terms of the sequence 4, -12, 36, -108 . . . ?

• 59,050
• -59,048
• -78,732
• 118,096

Tags

CCSS.HSA.SSE.B.4

You are sitting in row 23 and notice there are 65 seats in your row. The row in front of you has 63 seats and the row behind you has 67 seats. There are 42 rows in the auditorium. How many seats does the auditorium contain? (Hint: Find the number of seats in the first and last rows)

• 2,604
• 2,163
• 2,422
• 2,803

Tags

CCSS.HSF.BF.A.2

The sum of the series below is 1044. What is the number of terms that were added together to give you this sum?

7+13+19+25+...

• 16

• 17

• 18

• 19

Determine the sum of the series written in Sigma Notation. 

• 45
• 49
• 90
• 47

Determine the sum of the series written in Sigma Notation. 

• -590
• -290
• -293
• -295