The number of seats in the first row of a concert hall is 6. Th second row has 9 seats, the third row has 12 seats, and the four

Question

nekit [7.7K]

2 years ago

13

The number of seats in the first row of a concert hall is 6. Th second row has 9 seats, the third row has 12 seats, and the four

th row has 15 seats. How many seats will be in the eighth row?

Mathematics

2 answers:

iris [78.8K] · Answer 1 · 2022-09-02T16:16:09+03:00

iris [78.8K]2 years ago

8 0

Eighth row has 27 seats

zhuklara [117] · Answer 2 · 2022-09-02T18:16:19+03:00

zhuklara [117]2 years ago

7 0

It's a pattern, you add three to every row. (1st row) 6+3=9, (second row) 9+3=12, (third row) 12+3=15, (fourth row) 15+3=18, (fifth row) 18+3=21, (sixth row) 21+3=24, (seventh row) 24+3=27 (eighth row) 27+3=30.