The ratio of length to width is 9:11 is to 9 as x is to 40.41/9 = x/40.4 x = 40.4/9 = 4.48888.. meters
Answer:
True
Step-by-step explanation:
=2(5x2+20x-1)
The 2 by the x has to be on top of the x
Answer:

Step-by-step explanation:
Remove perfect squares from under the radicals.

_____
The applicable rules of exponents are ...
(x^a)(x^b) = x^(a+b)
√(a^2) = a . . . . . . . for a > 0
(√a)(√b) = √(ab)
Number of boys:
1000/2+20/2=510
Number of girls:
1000/2-20/2=490
510 boys and 490 girls competed at Special Olympics