Write as a unit rate. Round to the nearest tenth, if necessary.420 people in 20 buses
A. 21 people per bus
B. 400 people per bus
C. 21 buses per person
D. 210 people per bus
Answer: A
Mathematics
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Use the five-step strategy for solving word problems to find the number or numbers described in the following exercise.When four times a number is added to 8 times the number, the result is 60. What is the number?
A. 0.6 B. -7.5 C. 7.5 D. 5
Mathematics
Complete the table for the equation.y + x = 7
A. 
B. 
C. 
D. 
Mathematics
Graph the polar equation.r cos ? = 4
A. 
B. 
C. 
D. 
Mathematics
Find the LCD for the pair. Write the fraction pair as equivalent fractions with the LCD as their denominators.
, 
A. r(r + 9)2; 
, 
B. r(r + 9); 
, 
C. (r + 9)2; 
, 
D. r(r + 1)(r + 9); 
, 
Mathematics