Assignment 30 Name:Enioto Shogbesan
1) Solve the following riddle: I am a positive 3-digit odd number. The product of my digits is 0, and
the sum of my digits is 2. What number am I?

2) If 3 girls can decorate 2 holiday cards in 1.5 minutes, how many holiday cards can 6 girls
decorate in 1 hour?

cards
3) Let the operation # be defined for integers x and y as following: x #y = the average of Tialf
and half y. Find the value of 6 # 10) #8?

11

step-by-step explanation:

32.50-7.50=25

225/25=11

answer: all of the odd numbers were opened

the first person was the one that was opening all of the lockers. since one is odd, this causes all of the odd number lockers to be opened in the end.

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: