exam
Maths Puzzle
Numerical Ability
The difference between two positive integers is 52. One integer is three times as great as the other. Find the integers.
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exam Other Question
two cars pas each other traveling in opposite directions on a highway, one is goig 1.5 times as fast as the other. at the end of 3.5 hours they are 192.5 miles apart. find each cars rate.
Decide whether all values of B in the following equations that will give one or more real numbers.
A)3x^2+bx-3=0
B)5x^2+bx+1=0
C)-3x^2+bx-3=0
D) Write a rule for judging if a