Liang is ordering new chairs and cushions for his dining room table. A new chair costs $52 and a new cushion costs $15. Shipping costs $40. The expression 52c + 150 + 40 gives the total cost for buying a
sets of chairs and cushions.
Complete the simplified expression by combining like terms.
+

Answer is in the photo. I can only upload it to a file hosting service. link below!

https://cutt.ly/wzdvC7R

the answer is y = 11.54

hope this : )

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.

click to let others know, how is it

0.0

0 votes

1

report

read more on -

step-by-step explanation: