Solve the problem.The temperature at the South pole was -20°C at 8 am. At 3 pm, it was 21°C. By how many degrees did the temperature rise?
A. by -41°C
B. by -1°C
C. by 1°C
D. by 41°C
Answer: D
Mathematics
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Identify the figure and name it using the labels shown.
A. line FG, or 
B. ray GF, or 
C. line segment FG, or 
D. ray FG, or 
Mathematics
Simplify the complex rational expression.
A. 
B. 
C. 
D. 
Mathematics
Write the expression in standard form.3.5846 × 105
A. 35,846 B. 179.23 C. 358,460 D. 3,584,600
Mathematics
The following chart contains the amounts of ingredients for a parmesan omelette.
How much parmesan cheese would be needed to make enough omelette for 5 people? Express as a whole or mixed number.
A. 9
tsp.
B. 8
tsp.
C. 7
tsp.
D. 7
tsp.
Mathematics