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# If x is a positive integer, and x/90=19.1, then what is the remainder

Author Message
Manager
Joined: 13 May 2017
Posts: 79
Location: Finland
Concentration: Accounting, Entrepreneurship
WE: Account Management (Entertainment and Sports)
If x is a positive integer, and x/90=19.1, then what is the remainder  [#permalink]

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27 Oct 2018, 05:31
2
00:00

Difficulty:

35% (medium)

Question Stats:

78% (01:28) correct 22% (01:18) wrong based on 27 sessions

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If x is a positive integer, and $$\frac{x}{90}$$=19.1, then what is the remainder when x is divided by 18?
A. 3
B. 6
C. 9
D. 12
E. 15
Manager
Joined: 18 Jun 2018
Posts: 236
Re: If x is a positive integer, and x/90=19.1, then what is the remainder  [#permalink]

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27 Oct 2018, 07:59
OA: C

$$\frac{x}{90}=19.1$$
$$x= 19*90 + 0.1*90=18*(19*5)+9$$
Using $$dividend = divisor*(integer \quad quotient)+ remainder$$
We get $$Quotient= 19*5=95$$
$$Remainder=9$$
Re: If x is a positive integer, and x/90=19.1, then what is the remainder &nbs [#permalink] 27 Oct 2018, 07:59
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