book
Maths Puzzle
Numerical Ability
solve the inequality. sate the solution set using interval notation and graph the solution set for 2x+3>1.
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book Other Question
The cost for a long-distance telephone call is $0.36 for the
first minute and $0.21 for each additional minute or portion thereof. Write an
inequality representing the number of minutes a person could talk without
exceeding $3.
i have this problem but it's not in the book...
Find what the minimum surface area for a cylindrical can will be to hold {{{500cm^3}}}. Give the radius and height.