Answer:
see explanation
Step-by-step explanation:
(1)
= 
( cross- multiply )
6p = 8 ( divide both sides by 6 )
p = 
= 
(2)
= 
( cross- multiply )
7n = 32 ( divide both sides by 7 )
n = 
(3)
= 
( cross- multiply )
3x = 20 ( divide both sides by 3 )
x = 
Answer:
B and D
Step-by-step explanation:
To find the percentage, you divide Martin's correct answers by the total number of questions, then multiply the result by 100.
To find the fraction, it's <em>correct answers/total questions</em>.
$5.25? i think, im sorry if im wrong
