SPI Board Exam Review Questions With Correct Answers
Graded A+
A sack contains 6 lbs of flour. The contents of the bag are increased by a factor of 5. How much
flour is in the bag?
A. 6 pounds
B. 11 pounds
C. 60 pounds
D. 30 pounds☑️Correct Ans-D. 30 pounds
A bouquet has 30 flowers. The size of the bouquet is decreased by a factor of 3. How many
flowers remain?
A. 27
B. 0
C. 10
D. 15☑️Correct Ans-C. 10
Which of the following is not a measure of area?
A. square cm
B. meters squared
C. cubic meteres
D. feet x feet☑️Correct Ans-C. Cubic meters
,A sonographer measures the perimeter of an anatomical structure. Which of the following
choices is a reasonable value for this measurement?
A. 6 cm^2
B. 5 cc
C. 15 mm
D. 10 dB☑️Correct Ans-C. 15 mm
What are the units associated with the circumference of a circle?
A. mm
B. mm^2
C. cm^3
D. m^4☑️Correct Ans-A. mm
The volume of a cystic structure is estimated from sonographic data. Which of the following is
an acceptable measurement of this volume?
A. 6
B. 6 cm
C. 6 cm^2
D. 6 cm^3☑️Correct Ans-D. 6 cm^3
The speed of red blood cells traveling through a blood vessel is 750 cm/sec. You are asked to
measure this speed in miles per hour. What information would be sufficient for you to complete
your task?
,A. how many seconds in a minute and how many blood cells in the vessel
B. the number of miles in a meter
C. how many seconds per hour and the number of miles in a centimeter.
D. the direction of red blood cell motion and the Doppler shift frequency☑️Correct Ans-C.
How many seconds per hour and the number of miles in a centimeter.
How much bigger is one billion than one thousand?
A. 1,000 times
B. 1,000,000 times
C. 10 times
D. 10,000 times☑️Correct Ans-B. 1,000,000 times
Select the sequence that appears in decreasing order.
A. mega, kilo, hector, milli, Giga
B. nano, milli, micro, deck, deca, mega
C. centi, deci, deca, hector
B. milli, hector, centi, deck, nano, giga☑️Correct Ans-C. centi, deci, deca, hector
How many nanoseconds are in 7 seconds?
A. 7,000,000
B. 7,000,000,000
C. 7 million
, D. 0.00000007☑️Correct Ans-B. 7,000,000,000
The letters below represent the abbreviations for the prefixes of the metric system. Select the
sequence that appears in decreasing order.
A. m, k, M, g, da
B. g, m, k, d, micro
C. g, k, di, m, micro, n
D. M, k, da, d, c☑️Correct Ans-D. M, k, da, d, c
Match the following prefixes with their meanings:
A. mega 1. hundreds
B. hector 2. thousands
C. mill. 3. thousandths
D. kilo 4. Millions
E. nano 5. billions
F. Giga 6. billionths☑️Correct Ans-A-4
B-1
C-3
D-2
E-6
F-5
Which term is the reciprocal of mega?
