Answer:
no because they did not multiply the whole numbers and just multiplied the powers
Step-by-step explanation:
Answer:
The first term is 28.
Step-by-step explanation:
Given: 8th term of Geometric sequence , 
and 3rd term of Geometric Sequence, 
We have to find First term of given geometric Sequence.
Let a be the first term of geometric sequence.
We know that,

So,




So, 


Therefore, The first term is 28.
The ratio in which Adm, Ming and Clinton sold sandwiches = 4:7:3
Number of sandwiches sold by Ming = 91
Let us assume the common ratio to be = x
Then
7x = 91
x = 91/7
= 13
Then
The number of sandwiches sold by Adm = 4 * 13
= 52
The number of sandwiches sold by Clinton = 3 * 13
= 39
So
The total number of sandwiches
sold by Adm, Ming and Clinton = 52 + 91 + 39
= 182.
So a total of 182 sandwiches were sold by Adm, Ming and Clinton.
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