A technician is often asked to read graphs drawn by a machine. The machine records measurements by plotting them on a graph. Any field in which quality control or continuous information is needed might use this way of recording measurements.The figure labeled "Microbarograph (Atmospheric pressure in inches)" shows a microbarograph used by the weather service to record atmospheric pressure in inches. What is the lowest atmospheric pressure recorded?
A. Friday
B. Tuesday
C. Wednesday
D. Thursday
E. Monday
Answer: D
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Use two equations in two variables to find the following integers.Twice one integer plus another integer is 13. The first integer plus 3 times the second is 19.
A. 6, 3 B. 4, 5 C. 3, 5 D. 3, 6 E. 6, 6
Solve the problem.Mr. Washington wanted to keep track of how far he was driving today. He drove to Lodi which was 48.07 miles, then he drove to Merced which was 8.01 miles, then he drove home which was 13.21 miles. How far did Mr. Washington drive?
A. 69.28 miles B. 70.28 miles C. 69.29 miles D. 70.29 miles
Use your estimation skills and the percent shortcuts to select the most reasonable answer. Do not write an equation and solve it.Find 200% of $80.
A. $240 B. -$80 C. $1.60 D. $160
Solve the problem.Ellen is knitting a scarf with one 1
-inch blue stripe, one 7 -inch green stripe, and one 1
-inch white stripe. How wide is the scarf?
A. 
inch
B. 10
inches
C. 
inch
D. 2
inches