Answer: C) 1963.5
Solve for area. Pi (π) is a non-algebraic number that represents the ratio of the distance around the circle (circumference) to its diameter, usually estimated as 3.14. To solve for area, square the radius (radius times radius) then multiply by 3.14.
.44/.8=×/1
×=.55
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Answer:
**The total length of his drive is 25 miles
Step-by-step explanation:
15 = 3/5
therefore 5 miles is 1/5 of the way home
15+5+5=25
Answer:
7/2 = 35/10 & 3/5 = 6/10
Step-by-step explanation:
This is very hard to be explained, sorry.
Answer:
The minimum score needed to be in the top 2% of the scores on the test
is n = 10,00,000
Step-by-step explanation:
<u><em>Step(i)</em></u>:-
Mean of the Population = 110
Standard deviation of the Population = 20
The estimated error = 2% = 0.02
<u><em>Step(ii)</em></u>:-
The estimated error is determined by


⇒ 
Squaring on both sides, we get
n = 10,00,000
The minimum score needed to be in the top 2% of the scores on the test
is n = 10,00,000