Question

What is the sum of the multiples of 4 from 16 to 100?

Answer 1

I'll give medals

Answer 2

What are the answer choices?

Answer 3

1,218
1,276
1,300
1,334

Answer 4

@rosebud4612flvs ?

Answer 5

Ok, hold on just a sec.

Answer 6

@rosebud4612flvs ok.

Answer 7

The multiples of 4-16 are Multiples of 4: 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48, 52, 56, 60, 64, 68, 72, 76, 80

Multiples of 5: 5, 10, 15, 20, 25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 95, 100

Multiples of 6: 6, 12, 18, 24, 30, 36, 42, 48, 54, 60, 66, 72, 78, 84, 90, 96, 102, 108, 114, 120

Multiples of 7: 7, 14, 21, 28, 35, 42, 49, 56, 63, 70, 77, 84, 91, 98, 105, 112, 119, 126, 133, 140

Multiples of 8: 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, 104, 112, 120, 128, 136, 144, 152, 160

Multiples of 9: 9, 18, 27, 36, 45, 54, 63, 72, 81, 90, 99, 108, 117, 126, 135, 144, 153, 162, 171, 180

Multiples of 10: 10, 20, 30, 40, 50, 60, 70, 80, 90, 100, 110, 120, 130, 140, 150, 160, 170, 180, 190, 200

Multiples of 11: 11, 22, 33, 44, 55, 66, 77, 88, 99, 110, 121, 132, 143, 154, 165, 176, 187, 198, 209, 220

Multiples of 12: 12, 24, 36, 48, 60, 72, 84, 96, 108, 120, 132, 144, 156, 168, 180, 192, 204, 216, 228, 240

Multiples of 13: 13, 26, 39, 52, 65, 78, 91, 104, 117, 130, 143, 156, 169, 182, 195, 208, 221, 234, 247, 260

Multiples of 14: 14, 28, 42, 56, 70, 84, 98, 112, 126, 140, 154, 168, 182, 196, 210, 224, 238, 252, 266, 280

Multiples of 15: 15, 30, 45, 60, 75, 90, 105, 120, 135, 150, 165, 180, 195, 210, 225, 240, 255, 270, 285, 300

Multiples of 16: 16, 32, 48, 64, 80, 96, 112, 128, 144, 160, 176, 192, 208, 224, 240, 256, 272, 288, 304, 320

Answer 8

so what do I do?...

Answer 9

idk if that helps or not :/

Answer 10

I'm so confused... o.o

Answer 11

@ganeshie8

Answer 12

?

Answer 13

I have no idea what to do, sorry :'(

Answer 14

I'm trying to figure it out though

Answer 15

Ok.... I have no clue either.

Answer 16

This might help you: http://openstudy.com/study#/updates/5126405de4b0ce4f22067d72

Answer 17

@rosebud4612flvs I already looked at that... it didn't help at all.. Just confused me more.

Answer 18

Ok, going off of that person's last answer of calculating 4*325-4*(1+2+3) , I think the answer might be 1276

Answer 19

ok... I just wish I knew what they were doing to get that.. It really confused me. Thanks.

Answer 20

No problem. It confused me too. Let me know if it was correct

Answer 21

ok...do you think you can help me with another one?

Answer 22

Of course :)

Answer 23

use summation notation to write the series 49+54+59+... for 14 terms.

Answer 24

Do you know what summation is?

Answer 25

And do you have the answer choices

Answer 26

no freaking idea. lol and yes. hang on.

Answer 27

I think it's a...

Answer 28

oh hold on

Answer 29

I'm just going to put a, but do you think you can help me with the last one?

Answer 30

I have no idea how to do that :'(

Answer 31

Alright, I hope A is right :p and yeah, I'll try on the last one

Answer 32

same...ok, well thanks for your help :)

Answer 33

You're welcome :)