A company is buying 8 planes, there are 2 types of planes that they need to purchase . The larger planes cost 2million dollars and the smaller planes cost 1.5million dollars . How many of each type of plane can they purchase with a budget of 13.5 million dollars ?

answer: sensy

step-by-step explanation:

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answer: - (a)

(b) 88 seats

step-by-step explanation:

given: in an auditorium, there are 22 seats in the first row and 28 seats in the second row.

thus first term=

second term=

the number of seats in a row continues to increase by 6 with each additional row.

⇒d= 6

a) given formula :

b)   let the number of seats (n) = 12

substitute n=12 in the explicit rule formed in (a)

∴there are 88 seats in 12 rows.