exam Maths Puzzle Numerical Ability

The ratio of greens to blues was 2 to 1, and twice the sum of the number of blues and the number of whites exceeded the number of greens by 10. If there were 35 blues, greens, and whites in all, how many were there of each color?

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Please help: Write 56^0 = 1 in logarithmic form. On Monday, Roger drove to work in 55 minutes. On Tuesday, he averaged 8 miles per hour more, and it took him 8 minutes less to get to work. How far (in miles) does he travel to work?