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3 years ago

15

the mean weight of beauty pageant winners is 110 pounds. a study of 21 randomly selected beauty pageants resulted in a mean winn

er weight of 109 pounds

1 answer:

Lady_Fox [76]3 years ago

5 0

Answer:

whats the question

Step-by-step explanation:

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100 / 25 simplest form

alexgriva [62]

4 is your answer have a great day

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2 years ago

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Find the values of a and b such that<br> x^2 + 3x + 4 = (x + a)^2+ b

sesenic [268]

Answer:

$x {}^{2} + 3x + 4 = (x + a) {}^{2} + b \\ x {}^{2} + 3x + 4 = x {}^{2} + 2ax + a {}^{2} + b \\ = x {}^{2} + a {}^{2} + 2ax + b \\ 2a = 3 \\ b = 4 \\ a = \frac{3}{2} \\ b = 4$

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3 years ago

The table represents an exponential function. What is the multiplicative rate of change of the function? X, 1,2,3,4 Y, 6,4,8/3,1

Vsevolod [243]

18392293649174656173619112

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3 years ago

John left school with $8.43. He found a quarter on his way home and then stopped to buy an apple for $0.89. How much money did h

Marina86 [1]

Answer:

He had $7.79.

Step-by-step explanation:

8.43 + 0.25 = 8.68

8.68 - 0.89 = 7.79

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2 years ago

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I need help with this ?

Alex

Answer:

Joshua worked 4 hours and luke worked 7

Step-by-step explanation:

25x + 35x +105 = 345

60x = 345 - 105

60x = 240

x = 240/60

x = 4 hours

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2 years ago