Question
PSLE
Andy pushes two rods, S and T, straight into the ground until the length of each rod that is above the ground is the same.

15 of S and 18 of T are in the ground. The length of S in the ground is 15 cm longer than the length of T in the ground. What is the total length of rods S and T?
2 m

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PSLE
Andy pushes two rods, S and T, straight into the ground until the length of each rod that is above the ground is the same.

15 of S and 18 of T are in the ground. The length of S in the ground is 15 cm longer than the length of T in the ground. What is the total length of rods S and T?