**Answer:**

3/20 of the students play soccer

**Step-by-step explanation:**

1. Divide the amount of students that play sports, 3/4 by the amount of those that play soccer, 1/5

2. 3/4 divided by 1/5= 3/20

**Answer:**

9/40 or 0.225

**Step-by-step explanation:**

You can use **z = x²**, then rewrite the equation as

**4z²-21z+20 = 0**

This factors as

(4z-5)(z-4) = 0

so has solutions

z = 5/4, 4

The solutions for x are then

**x =** ±√z = **{-2, -(√5)/2, (√5)/2, 2}**

**Answer:**

it's either b or d I believe

**Answer:**

17 and with 2 left

**Step-by-step explanation:**

the answer wasand now is a and b