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ivann1987 [24]
3 years ago
13

A gardener is planting two types of trees:

Mathematics
2 answers:
liq [111]3 years ago
8 0

Answer:

10 years

Step-by-step explanation:

let they become of same height after t years

3ft=36 inches

hence

height of A

Ha=36+21t

8ft=96 inches

height of B

Hb = 96+15t

as Ha =Hb

36+21t =96+15t

21t-15t =96-36

6t=60

t=60/6

t= 10 years

Rasek [7]3 years ago
5 0

Answer: It'll take 11 years for them to be the same height at 20 feet and 6 inches.

Step-by-step explanation:

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