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> and>

Step-by-step explanation:

< for the first

> for the second

Step-by-step explanation:

2 5/7 * 3/5 = 1 22/35

1 22/35 < 2 5/7

1 22/35 > 3/5

answer: 10 meter

step-by-step explanation:

need details

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: