exam Maths Puzzle Numerical Ability

The fuel for a two-cycle motorboat engine is a mixture of gasoline and oil in the ratio of 15 to 1. How many liters of each are in 6.6 L of mixture ?

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exam Other Question

The cost of producing a number of items x is given by C=mx+b, in which b is the fixed cost and m is the variable cost (the cost of producing one more item).
(a)If the fixed cost i
Find the slope of the line through the given points.

1.) A (1,5), B (3,15)

2.) D (-2, -4), F (0,-6)


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