SERIES

SERIES

University

10 Qs

quiz-placeholder

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Assessment

Quiz

Mathematics

University

Practice Problem

Hard

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Razonamiento Perú

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

sume:

20+23+26+...+47

390

310

345

335

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

calcule

1x11+2x10+3x9+...+11x1

288

210

286

150

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

efectue:

1+3+5+7+...+21

11

144

441

121

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

sume 4+9+16+25+...+400

2869

2870

2141

2101

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

sume:

1+8+27+64+...+1000

3195

3025

3235

3245

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

calcule:

2+6+12+20+....+420

3120

3080

3110

3240

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

CALCULE:

10+20+40+80+...+10240

20480

20470

21100

42000

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