exam
Maths Puzzle
Numerical Ability
Every day at noon a ship leaves Los Angeles for Singapore, and at the same instant a ship leaves Singapore for Los Angeles.
Each trip lasts exactly eight days.
How many
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exam Other Question
what equations do i need to solve this? i've tried b +r = 24, (24-r)8 + (24-b)2.5 = 137 but always end up with two variables and cannot solve. Helo!
Solve the following system of linear inequalities by graphing
x+2y £ 3
2x-3y £ 6