How many times larger is the volume of a cylinder if the height is doubled?
answer:
it will cost 480 dollars to refurbish the larger wood floor
step-by-step explanation:
as it's a ratio of 4 that costs 384 dollars, divide the price by the ratio
384 / 4 = 96 dollars
96 dollars per unit of the ratio
now to get the price to refurbish the larger wood floor, times the price by the units
96 * 5 = 480
answer: the correct answer is -32
step-by-step explanation:
hello,
b) 62.47% of the students are between 14 and 18 years old.
step-by-step explanation:
mean = 15 and standard deviation = 2
student between 14 to 18
formula used z-score
for age 14 , z score
using z-table , p(z> -0.5)=0.3085
for age 18 , z score
using z-table , p(z< 1.5)=0.9332
p(-0.5< z< 1.5)=0.9332-0.3085 = 0.6247
thus, 62.47% of the students are between 14 and 18 years old.
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step-by-step explanation: