exam Maths Puzzle Numerical Ability

Compute -

0.37 - 1

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exam Other Question

Solve each equation:

1. 3x + 5 - 6x = 3 - x
2. 3 - (1/5)(x) = 2
3. x - .2x = 6.4
A researcher orders a broth of 7.5% glucose for her lab. However, she needs a stronger broth, one that is 24.9% glucose. Fortunately, she has 26.9 liters of 36.1% glucose broth in the stock room. How much 24.9% glucose broth can she make?