2. Mr. Goddard is going to place a layer of mulch in his garden. His blueprint shows the
garden below:
5 cm
3 cm
7 cm
If the blueprint has a scale factor of 1 cm:2.5
feet, then how many square feet of mulch does
Mr. Goddard need?

i used to know how to do this in 7th but i forget easily

step-by-step explanation:

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.

answer: 1400

step-by-step explanation: 20 x 5 = 100 add the zero 1000 8 x 50 = 400 + 1000 = 1400