Ivan and Tanya share £150 in the ratio 4:1 Work out how much more Ivan gets compared to Tanya.
help pl

Several paint mixtures are made by mixing blue paint and white paint. paint colors blue paint white paint mixture a 5 cups 12 cups mixture b 6 cups 6 cups mixture c 4 cups 12 cups mixture d 5 cups 6 cups which mixture has the highest ratio of blue paint to white paint