book Maths Puzzle Numerical Ability

Rewrite this expression with a fraction as the coefficient. -5x over 11.

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book Other Question

A roof rises 8.5 ft over a horizontal distance of 16.07 ft. What is the slope of the roof to the nearest hundredth?

Thank You!! The driver of a car with a leaking radiator found it necessary to add water twice on a trip. The radiator held 120 liters and was filled with a 30% alcohol solution at the start. A