Mrs. Manning carries a very large purse. The purse and its contents weigh 7 pounds. If she takes her makeup out of the purse, it weighs only
3.76 pounds. How much makeup does Mrs. Manning carry in her purse?

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:

10.4 inches

step-by-step explanation:

2x2x2.6

i believe it is 0.1m because the measurement of 30.4m limits how precise you can be

you can only be as precise as the least precise measurement