To the nearest millimeter, a cell phone is 90 mm long and 38 mm wide. What is the ratio of the width to the length? need answer asap

Find the condition that one root of the quadratic equation may be 1 more than the other.

A circle with circumference 20 has an arc with a 72º central angle. What is the length of the arc?

Simplify the following expression: (-4) (-2) (-3)

Factor factorization of 9

If y = x + 5 were changed to y = x + 9, how would the graph of the new function compare with the first one? O A. It would be shifted down. O B. It would be shifted up. O C. It would be shifted right. O D. It would be steeper.

David found and factored out the GCF of the polynomial 80b4 - 32b2c3 + 48b4c. His work is below. GFC of 80, 32, and 48: 16 GCF of b4, b2, and b4: b2 GCF of c3 and c: c GCF of the polynomial: 16b2c Rewrite as a product of the GCF: 16b2c (5b2) - 16b2c

What number should be added to both sides of the equation to complete the square? X^2-10x=7

Y+4=2 what is the answer for y

25.5% as a fraction in simplest forms

A certain junior class has 1,000 students and a certain senior class has 800 students. among these students, there are 60 sibling pairs, each consisting of 1 junior and 1 senior.