please help asap i will mark whoever answers correctly brainliest 3x^2+13x+4/x^2-4 times x+2/4x+16

If there are 3.281 feet in 1 meter, how many inches are in one centimeter

F(x)=5/6x+3 which of the following is true

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)