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Butoxors [25]
3 years ago
14

There were 27 bales of hay in the barn. Grant stacked some more bales in the barn.Now there are 76 bales. Let b be the number of

bales Grant stacked in the barn.
Mathematics
1 answer:
lutik1710 [3]3 years ago
4 0

Answer:

b=49

Step-by-step explanation:

27+b=76

76-27= 49

b=49

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Entomologists estimate that an average person consumed almost a pound of bug parts each year. There are that many insect eggs, l
gregori [183]

Answer:

0.9797

Step-by-step explanation:

We have X = number of insects in the 25bgrams of butter

Then the legal limit of concentration in peanut butter = 30 fragments/ 100 grams

Then insect amount in 25 grams =

E(X) = 30/100 x 25

= 0.3 x 25

= 7.5 fragments of insects

Using the poisson function in Excel, the probability of at least 3 crunchy critters

1 - p(X<=2)

p(X<=2) = POISSON (2, 7.5, TRUE) = 0.020156715

1 - 0.020156715

= 0.9797

7 0
3 years ago
On a windy day, a 90 foot rope tightly secures a hot air balloon to a stake in the ground. From the balloon, the angle of depres
Alborosie

Answer:

  • 79 ft

Step-by-step explanation:

Balloon - B, stake - S, point at ground - G

<u>Given:</u>

  • BS = 90 ft
  • m∠BSG = 62°
  • BG = x

<u>Use sine and solve for x:</u>

  • BG/BS = sin ∠BSG
  • sin 62° = x / 90
  • x = 90 sin 62 deg
  • x = 79 ft (rounded)
4 0
3 years ago
Carmen wants to install a fence . each section of fence is 2.4 metres long and cost $6.00 pre metre. Carmen will need 16 section
White raven [17]
For this case, the first thing we must do is calculate the total cost.
 We have then:
 C = (16) * (2.4) * (6)
 C = 230.4 $
 Then, the change it receives is given by:
 250 - 230.4 = 19.6 $
 Answer:
 He
 has received 19.6 $ from $ 250
5 0
3 years ago
It takes 20 minutes to cut a log into 5 equal-size pieces. How long will it take to cut a similar log into 3 equal-size pieces
Anna007 [38]

Answer:

30mins

Step-by-step explanation:

4 0
3 years ago
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Graph the equation: y = -4x + 1 <br><br> Please explain this to me, I keep getting it wrong
Westkost [7]
Start on (0,1) go down 4, and over 1
3 0
3 years ago
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