Find three consecutive odd integers such that the sum of the first, two times the second, and three times the third is 406. The equation is The first integer is The second integer is The third integer is

8 2/3 is the answer

step-by-step explanation: just use a calculator

32/80  

91/140

the last one 54 doesn't go into 45. 54/100 ?

step-by-step explanation:

so, converting firstly the mixed fractions to improper fractions and then "adding".

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: