EDPT (Electronic Data Processing Test) Numerical Reasoning 5

Question 1

A log file grows by 3.5 MB per day. How large will it be after 4 weeks if it starts at 0 MB?

Accepted Answer

98 MB

Answer

4 weeks = 28 days; 28 × 3.5 = 98 MB.

Question 2

If the median of the set {7, 12, x, 20, 25} is 15, what is the value of x?

Accepted Answer

15

Answer

With 5 values in order, the middle (3rd) value must equal 15, so x = 15.

Question 3

A RAID-5 array uses 4 drives. What fraction of total capacity is used for parity?

Accepted Answer

1/4

Answer

RAID-5 uses 1 drive's worth of space for parity regardless of array size; with 4 drives that is 1/4.

Question 4

An analyst earns a 12% annual raise. If the current salary is $62,500, what will it be after the raise?

Accepted Answer

$70,000

Answer

$62,500 × 1.12 = $70,000.

Question 5

A number is divisible by both 4 and 6. Which of the following must it also be divisible by?

Accepted Answer

12

Answer

LCM(4,6) = 12, so any number divisible by both must be divisible by 12.

EDPT - Electronic Data Processing Test Practice Test