## The heights of three plants A, B and C in a garden are in the ratio 2 : 3:5. Their mean height is 30 cm. (1) Find the height of Plant B

Question

The heights of three plants A, B and C in a garden are in the ratio 2 : 3:5. Their mean height is 30 cm.

(1) Find the height of Plant B.

(ii) If another Plant D is added to the garden such that the mean height of the four plants is now 33 cm, find

the height of Plant D.

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2021-08-21T23:44:07+00:00
2021-08-21T23:44:07+00:00 1 Answer
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