exam
Maths Puzzle
Numerical Ability
mp-4np+mq-4np
mx-2nx+my-2ny
3xr+3xs-yr-ys
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exam Other Question
solve the inequality 7<4x+3<=21, and express the solution as an interval.
i get x= 1, 4.5
7<4x+3<=21
-3 from middle equation
making it 4<4x<=18
factor out the 4
1<x<4.5
Can someone help me on this problem?
The length of a rectangle is 2 cm. more than twice the width. If the perimeter of the rectangle is 52 cm, find the dimensions of the rectangle.
Thanks,
sher