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What is the sum of the first 15 multiples of 8?

Aathiraubhanu ∙

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∙ 14y ago

Updated: 4/28/2022

Sum of the first 15 positive integers is 15*(15+1)/2 = 120

Sum of the first 15 multiples of 8 is 8*120 = 960

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∙ 14y ago

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What is the sum of the first 4 multiples of 5?

5 + 10+15+20=50 ans

What is the sum of the first two multiples of 8?

(1 x 8) + (2 x 8) = (1 + 2) x 8 = 3 x 8 = 24

What is the sum of the first 25 multiples of 4?

Sum of first 25 multiples of 44+8+12....100taking 4 common4(1+2+3+4....+25) = 4*325 =1300

What is the sum of the first 4 multiples of 8 that are greater than 20?

Well, the multiples of 8 go "8, 16, 24...etc." The first four multiples of 8 over 20 are 24, 32, 40, and 48. i) 24 + 32 = 56 ii) 56 + 40 = 96 iii) 96 + 48 = 144 Therefore the sum is 144.

Sum of three consecutive multiples of 8 is 888 find the multiples?

8A + (8A+8) + (8A+16) = 888 24A + 24 = 888 ===> 24A = 864 ===> A = 36 The multiples are 8A, 8A+8, 8A+16 = 288, 296, 304. Sum = 888.

Related Questions

What is the sum of the first 4 multiples of 5?

5 + 10+15+20=50 ans

What is the sum of the first four multiples of 8?

It is: 8+16+24+32 = 80

What is the sum of the first 3 multiples of4?

4 + 8 + 12 = 24

What are the first Multiples of 15 and 4?

The first multiples of 15 are 15, 30, 45, 60, 75, and so on. The first multiples of 4 are 4, 8, 12, 16, 20, and so forth. Multiples are numbers that can be divided evenly by another number.

What is the sum of the first two multiples of 8?

(1 x 8) + (2 x 8) = (1 + 2) x 8 = 3 x 8 = 24

What are the first multiples of 3 8 12 15?

It is 120.

What is the sum of the first 25 multiples of 4?

Sum of first 25 multiples of 44+8+12....100taking 4 common4(1+2+3+4....+25) = 4*325 =1300

Which expression represents the sum of the first n multiples of 8?

4*n(n+1)

What is the sum of the first 4 multiples of 8 that are greater than 20?

Well, the multiples of 8 go "8, 16, 24...etc." The first four multiples of 8 over 20 are 24, 32, 40, and 48. i) 24 + 32 = 56 ii) 56 + 40 = 96 iii) 96 + 48 = 144 Therefore the sum is 144.

What are the multiples of 8 and 15?

120 and all its multiples.

What first seven multiples of 20 15 12 and 8?

20=20,40,60,80,100,120,140 15=15,30,45,60,75,90,105 12=12,24,36,48,60,2,84 8=8,16,24,32,40,48,56

What are the first 5 multiples of 4?

The first 5 multiples of 4 are 4, 8, 12, 16, then 20.

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