Question
The ratio of Jacob's beads to Scarlett's beads at first was 2 : 5. After Jacob gave Scarlett 15 beads, the ratio of Jacob's beads to Scarlett's beads is 1 : 4. What was the number of beads they had in all?
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The ratio of Jacob's beads to Scarlett's beads at first was 2 : 5. After Jacob gave Scarlett 15 beads, the ratio of Jacob's beads to Scarlett's beads is 1 : 4. What was the number of beads they had in all?