exam Maths Puzzle Numerical Ability

Graph the following inequalities.

4x + y ≥ 4

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exam Other Question

The official record for swimming the English Channel, a distance of 18 miles, is held by Penny Dean, who completed her swim in 7 hrs 40 minutes What was her average speed, in miles per hour? Kermit and Miss piggy wish to invest $5,000. Part at 8% simple interest and the rest at 14% simple interest. If they must earn $610 in interest by the end of one year,how much should they invest at each rate?