exam Maths Puzzle Numerical Ability

The demand and supply equations for a certain item are given by
D = –5p + 40
S = –p2 + 30p – 8
Find the equilibrium price.

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exam Other Question

3) Suppose a baseball is shot up from the ground straight up with an initial velocity of 32 feet per second. A function can be created by expressing distance above the ground, s, Describe how solving an absolute value equation such as ∣ 2x -1∣ =3 is similar to solving an absolute value equation such as ∣ 2x-1∣ = ∣ x-5∣