Mark is on the wrestling team. He weighs 125 pounds but wants to gain some weight. Each week for 4 weeks Mark gains 2.5 pounds.
What is Mark's percent of increase in weight?
7%
6%
8%
9%

4 candies

step-by-step explanation:

7 x 28 = 196

200 - 196 = 4 candies remaining.

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:

b. b < 1 might be the correct answer