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# One millisecond is 0.001 of a second

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Director
Joined: 25 Oct 2008
Posts: 593

Kudos [?]: 1134 [0], given: 100

Location: Kolkata,India
One millisecond is 0.001 of a second [#permalink]

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24 Jun 2009, 02:41
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One millisecond is 0.001 of a second. The costs for a single run of a computer program are \$1.07 for operating-system overhead, \$0.023 per millisecond of computer time, and \$4.35 for the mounting of a data tape. What is the total of these three costs for 1 run of a program that requires 1.5 seconds of computer time ?

(A) \$7.15

(B) \$8.87

(C) \$28.96

(D) \$35.57

(E) \$39.92

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http://gmatclub.com/forum/countdown-beginshas-ended-85483-40.html#p649902

Kudos [?]: 1134 [0], given: 100

Senior Manager
Joined: 23 Jun 2009
Posts: 360

Kudos [?]: 134 [0], given: 80

Location: Turkey
Schools: UPenn, UMich, HKS, UCB, Chicago
Re: One millisecond is 0.001 of a second [#permalink]

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24 Jun 2009, 03:39
Op. sys. ovhd. & mount. costs are fixed costs. Comp. time cost is variable cost. Total cost is fixed costs + variable cost.
So total cost is = 1,07 + 4,35 + 1500 x 0,023= 39,92

Kudos [?]: 134 [0], given: 80

Re: One millisecond is 0.001 of a second   [#permalink] 24 Jun 2009, 03:39
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