a k-12 school gives 68 students in grades k-2 a 1/2 cup serving of apple juice, 64 students in grades 3-6 3/4 cups serving of apple juice, 46 students in grades 7-12 a 1 cup serving of apple juice. How many gallons of apple juice are used?

sine

step-by-step explanation:

the factors of 24 are 1, 2, 3, 4, 6, 8, 12 and 24. hope this ! mark brainliest! you v much! : )

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:

x=-7

step-by-step explanation:

x+3=-10

-10+3=-7

x=-7