A house was built in 1985 and cost $62000. It was sold in 2003 for $310000.
(a) Work out the 1985 price as a percentage of the 2003 price.
(b)Calculate the percentage increase in the price from 1985 to 2003.

a) 20%

b) 400%

Step-by-step explanation:

In a) you firts do

$310000=100% what about $62000.Then cross multiply

$62000×100%=6200000÷310000=20%

In b) you first do

$62000=100% what about $248000.Then cross multiply

$248000×100=$24800000÷62000=400%

there is no diagram : |

step-by-step explanation:

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there are two angles that are alternate interior angle with angle 9

the angle 15 and angle 7 are alternate interior angle with angle 9.

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