exam Maths Puzzle Numerical Ability

simplify: 5x2 + 2x +4 divided by -7x2 - 14x

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exam Other Question

Given: (~ p → q) ∨ ~ p
This statement is a:
A. Biconditional statement B. Self-Contradiction
C. Tautology D. Conjunction A computer bulletin board service charges a flat fee of $10 per month or $4 per month plus $.10 for each minute the service is used. For how many minutes must a person use this service for the cost to exceed $10?