Partial Sums of Arithmetic Series

Evaluate the arithmetic series described:
11 + 18 + 25 + 32..., S₇

• 225

• 450

• 384

• 224

Evaluate the arithmetic series described:
28 + 38 + 48 + 58..., S₇

• 1644

• 812

• 406

• 3290

Evaluate the arithmetic series described:
14 + 23 + 32 + 41..., S₁₁

• 1296

• 1298

• 2604

• 649

Find S_n for the given series:
a₁=22
d=-8
n=21

• 1911

• -1449

• -2436

• -1218

Q1. What is the total number of units sold?

• 1) 2450

• 2) 4800

• 3) 2400

• 4) 9700

Q1. How many people live in the city?

• 1) 149

• 2) 11,200

• 3) 5,600

• 4) 140

Find the sum of the series

• -220

• -230

• -225

• -227

Q1. What is the result of 14 x 28?

• A) 196

• B) 392

• C) 49

• D) 254

Find the sum of the arithmetic series using a formula.

• 516, 240

• 516,242

• 116, 242

• 506, 242

Find the sum the series.

• 20

• -25

• 25

• 28