a dealer buys 4 varieties of wheat costing rs

a dealer buys 4 varieties of wheat costing rs. 18,rs.20,rs.22 and rs.24 per kg in the ratio 2:1:3:4 and mixes all the four varieties and sells at 50% profit. What is the selling price per kg of wheat?

This problem repeats another one in the library (at most with different numbers), so it's left out of browsing.

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #78030