An enlargement of a rectangular
photo is 2.4 feet wide and 1.6 feet
tall. How much glass is needed to
cover the photo?
A 2.24 square feet
B 3.84 square feet
C 8 square feet
D 38.4 square feet

ou would have 12 of each

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.

click to let others know, how is it

0.0

0 votes

1

report

read more on -

step-by-step explanation:

answer: 0.1,0.85

step-by-step explanation: