book Maths Puzzle Numerical Ability

Two sums of money were invested at 13% and 15% respectively. The amount invested at 15% was twice the amount invested at 13%. The total annual income from the two investments was

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A child in an airport is able to cover 388 meters in 4 minutes running at a steady speed down a moving sidewalk in the direction of the sidewalk's motion. Running at the same speed Find the amount of alcohol in liters in 300 liters of 22 percent alcohol solution. Attach the unit L for liter after your answer.