If the exam is worth (only!) 15%, then the class average is worth (100-15)=85%.
The grade will then be 54*0.85+0*0.15= 45.9%
The letter grades (if any) will vary from school to school.
Answer:
1/9 is a rational number because rational numbers are numbers that you can write as a fraction.
Answer: x = 3
Step-by-step explanation:
5x - 1 + 14 - original equation
5x = 15 - add 1 to both sides
x = 3 - divide both sides by 5
Answer:
750
Step-by-step explanation:
You would divide 30 by 4 to get 1% then multiply by 100 to get the total amouny of readers
Answer: 3 (first choice)
A power to a power gives a multiplication of powers, e.g.,
(7¹⁰)² = 7²⁰
So the left side is 7²⁰ / 7⁴ and we divide the top and bottom by 7 get we
(7¹⁰)² / 7⁴ = 7²⁰ / 7⁴ = 7¹⁹ / 7³
We compare that to the right side 7¹⁹ / 7ˣ and it's clear x=3.
