x + y = 53
x -y = 9 Adding both equations
2x = 62
x = 31 y = 22
Answer:
The greatest common factor of 50
Step-by-step explanation:
Greatest Common Factor (GCF) of two numbers
and the factors of 50 are 1, 2, 5, 10, 25 and 50.
The answer would be y=60.
I think.
Given: 48 students took the exam.
A total of 18 + 10 = 28 students scored 80% or above.
To find the percentage, take the part (28 students) divided by the whole (48 students) then multiply the quotient by 100.
(28 students / 48 students) x 100 = 58.33%
58.33% of the students who took the exam scored an 80% or higher
Answer:
Divided by 3.
They are all divided by 3.