An employee at a party store is assembling balloon bouquets. For a graduation party, he assembled 10 small balloon bouquets and 4 large balloon bouquets, which used a total of 156 balloons. Then, for a Father's Day celebration, he used 27 balloons to assemble 1 small balloon bouquet and 1 large balloon bouquet. How many balloons are in each bouquet? balloons and the large one uses The small balloon bouquet uses balloons. Submit

The small balloon bouquet uses 12 balloons and the large one uses 24 balloons.

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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: