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MrRissso [65]
3 years ago
13

Based on Rudy’s baseball statistics,the probability that he will pitch a curveball is 1/4.if rudy throws 20 pitches,how many pit

xhes most likely will be curveballs?
Mathematics
1 answer:
Aleks [24]3 years ago
6 0

Answer:

5

Step-by-step explanation:

Expected value = probability × number of trials

X = 1/4 × 20

X = 5

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A speed boat is traveling at 100km/hr. how many hours will it take for the boat to cover a distance of 115?
Oliga [24]

Answer

1.15 hours

Step-by-step explanation:

Assuming 115 is 115 km then you just move the decimal point twice and get 1.15!

For example - (Starting number) 115.    (Moving decimal point) 115. -> 11.5 -> 1.15

5 0
3 years ago
Find the measurement of the indicated angle to the nearest degree
MaRussiya [10]

Answer:

42

Step-by-step explanation:

This time, you'll be doing SOH.

sin (x) = 39/59=0.66

then do sin^-1 (0.66)

x = 42 degrees (think this is correct I hope)

4 0
3 years ago
What is the wavelength of a photon with an every of 3.38x 10^-19 J
Alexxandr [17]
From the attached graphic:
e = c*h/wavelength therefore,
wavelength = c*h / e
wavelength = 299,792,458 * 6.62606957e-34 / 3.38x10^-19
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4 0
3 years ago
Clare volunteers at a local library during the summer. Her work includes putting labels on 750 books.
Marizza181 [45]

Answer:

75 minutes

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7 0
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100-4 divided 2x(3+7
bezimeni [28]

Answer:

Step-by-step explanation:

7+3=10x2=20

100-4= 96

96 divided by 20= 4.8

8 0
3 years ago
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