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zzz [600]
3 years ago
8

Three experts gave opinions on how long a task will take to finish. The estimates were 29, 10, and 12 days (in no particular ord

er). What is PERT estimate - ROUNDED
Mathematics
1 answer:
nirvana33 [79]3 years ago
7 0

Answer:

15

Step-by-step explanation:

PERT estimate is a measuring strategy that is based on a weighted average. It is used in measuring the uncertainty and risk via three estimates to determine an estimated likelihood for a project's cost or period of completion.

The formula is (O + 4M + P) ÷ 6

Where P is the most pessimistic = 29

M is the most likely = 12

O is the most optimistic = 10

Hence we have (10 + [4*12]+ 29) ÷ 6

= (10 + 48 + 29) ÷ 6

= 87÷6 = 14.5 ≈ 15

Rounded figure is equal to 15.

Hence the final answer to the question is 15

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Given that €1 = £0.72 a) how much is €410 in £? b) what is the £ to € exchange rate
avanturin [10]

Answer:

£295.2

€1.39

Step-by-step explanation:

€1 = £0.72

a) €410=  £0.72*410= £295.2

b) £1= €1/0.72= €1.39

6 0
3 years ago
Which triangle has hypotenuse Side B F? A cube. The top face has points G, B, C, F and the bottom face has points H, A, D, E. tr
jolli1 [7]

Answer:

ΔBFG

Step-by-step explanation:

Since top face points are

  • G, B, C and F

and bottom face points are

  • H, A, D and E

The side BF can be a hypotenuse of the triangle BFG only

This triangle is on the top face and all the rest given triangles are formed by the points that are not on the same face, therefore BF can't be a hypotenuse of those, as ether B or F is becoming a right angle of the triangles.

3 0
3 years ago
What is 4x + 1 > 17​
Maslowich

Answer:

  1. Subtract 1 from 17... so you have 4x > 16
  2. Divide 16 by 4 to get x alone... x > 4
  3. Don't flip the sign because you're not dividing by a negative number
  4. The answer is x > 4
5 0
3 years ago
A solid metal sphere with diameter 6cm needs to be covered with a protective
lidiya [134]

Answer:

It will cost: £28.28

Step-by-step explanation:

Area of sphere = 4 x π x r2

Area of Circle = 4 x π x 3^2 = 113.097 (radius is half of diameter)

113.097 / 0.25 = 28.28

8 0
3 years ago
The measures of three line segments are given in each set.
kolezko [41]

Answer:

second option: 32.8 m, 48.2 m, 81.1 m  

Step-by-step explanation:

20.2 m + 20.4 m = 40.6 m.  which is bigger than 20.6 m. so yes  

32.8 m + 48.2 m = 81 m.  which is smaller than 81.1 m. so no  

12.8 m + 25.7 m = 38.5 m. which is bigger than 35.9 m. so yes  

35.6 m + 49.9 m = 85.5 m. which is bigger than 83.2 m. so yes

6 0
2 years ago
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