exam Maths Puzzle Numerical Ability

In 1994, the life expectancy of males in a certain country was 70.6 years. In 1998,it was 73.8 years. Let E represent the life expectancy in year t and let t represent the number

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14. The length of a rectangle is 9 in. more than twice its width. If the perimeter of the rectangle is 30 in., find the width of the rectangle.
A) 1 in.
B) 2 in.
C) 3 in.
D) 4 in.
Thankyou for your time!!! solve for y. sqrt(y)+18=4