Answer:
190 chairs
Step-by-step explanation:
-This is an arithmetic progression with the first term a=10, the common difference is d=2 and the number of terms n=10.
-The sum of n terms in the progression can be calculated as follows:
Where
is the sum of the progression's terms.
are the first and last terms of the progression.
#We calculate as below:
#We then substitute to calculate the sum of the terms:
Hence, 190 chairs are needed for the 10 rows.
Answer:
The volume is 10 m
Step-by-step explanation:
swimming pool has a diameter of =8 m
depth of the swimming pool is =2 m
What is the volume of the swimming pool = 8+2
8+2= 10
Thus the volume of the circular swimming pool is 10 m
hope it will help you
Yeah Yuh need 2 add all of that up
A,B,C,D i.e. all statements are true!
<u>Step-by-step explanation:</u>
According to question, Lynn works as a part-time vendor selling necklaces for $15 each and bangles for $10 each. She needs to earn a minimum of $300 per week to cover her expenses. The inequality for above scenario will be :
where, x is number of necklaces & y is number of bangles.
A.
Lynn will meet her goal if she sells 12 bangles and 12 necklaces. i.e. x=12 and y=12 , putting values inequality : which follows inequality . True statement!
B.
Lynn will meet her goal if she sells 20 bangles and 6 necklaces.
putting values inequality : which follows inequality . True statement!
C.
Lynn will meet her goal if she sells 6 bangles and 12 necklaces. putting values inequality : , which follows inequality . True statement!
D.
Lynn will meet her goal if she sells 2 bangles and 18 necklaces.putting values inequality : , which follows inequality . True statement!