Question

1 Which of the following is a multiple of 88?
A. 1392578
B. 138204
C. 1436280
D. 143616​

Answer 1

Step-by-step explanation:

D. is the multiple of 88.

$= > \frac{143616}{88} = 1632$

Answer 2

143616 is multiple of 88

Step-by-step explanation:

divisible by 88 means divisible by 8 & 11

divisibility Rule for 8: If the last three digits of a whole number are divisible by 8, then the entire number is divisible by 8

A. 1392578

last three digits 578

578/8 = 72.25 ( not divisible by 8)

hence not divisible by 88

B. 138204

last three digits 204

204/8 = 25.5 ( not divisible by 8)

hence not divisible by 88

C. 1436280

last three digits 280

280/8 = 35 ( divisible by 8)

D. 143616

last three digits 616

616/8 = 77 ( divisible by 8)

divisibility rule of 11, subtract and then add the digits in an alternating pattern from left to right and result should be divisible by 11

only number left

C. 1436280 and 143616

1436280

1 - 4 + 3 - 6 + 2 - 8+ 0

= -12 ( not divisible by 11)

143616

1 - 4 + 3 - 6 + 1 - 6

= -11 divisible by 11

hence 143616 is divisible by 88

this mean 143616 is multiple of 88

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