exam
Maths Puzzle
Numerical Ability
The difference of two numbers is 45. The second is 3 less than 3 times the first. What are the two numbers?
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exam Other Question
need help please, the product of 2 and the second power of y, the answer came up with is y2 x 2. is that correct?
not in book.
Use the formula h=-16t^2+250t to model the height h in feet of a model rocket t seconds after it is launched.Determine when the rocket will reach a height of 900 feet.
Help please.