Which of the following number(s) is a perfect square(s)? select all that apply. 1 2 4 5 9 11 25 36 45 81 144 225 400

1: the square root of 1 is one.

4: the square root of 4 is 2.

9: the square root of 9 is 3.

25: the square root of 25 is 5.

36: the square root of 36 is 6.

81: the square root of 81 is 9.

144: the square root of 144 is 12.

225: the square of 225 is 15.

400: the square root of 400 is 20.

answer:

it will cost 480 dollars to refurbish the larger wood floor

step-by-step explanation:

as it's a ratio of 4 that costs 384 dollars, divide the price by the ratio

384 / 4 = 96 dollars

96 dollars per unit of the ratio

now to get the price to refurbish the larger wood floor, times the price by the units

96 * 5 = 480

if the probability is 1/12, 75 people will receive a $25 gift card

step-by-step explanation: