(ill give brainliest) (20 points) simplify by dividing. (-5/8) divided by (-3/4)

a. 20/24

b. -20/24

c. -15/32

d. 15/32

Step-by-step explanation:

(-5/8)÷(-3/4)

-5/8×-4/3

Simplifying

-5/2×-1/3=5/6

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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im with everythinglos so yeahhhhh

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