Katie uses manure, food waste and wet leaves to make compost. She needs 40 lb of compost. Katie uses this information. To make compost mix manure, food waste and wet leaves in the ratio 5 3:1 Katie has 4.8 kg of food waste. She thinks this is not enough food waste to make 40lb of compost. Katie knows that 1 lb is 0.45 kg. How much more food waste does Katie need to make 40 lb of compost?

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.

step-by-step explanation:

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