The "off-peak" weekly average cost of hiring a caravan in Wales is 520. In July the average cost increases to 800. calculate the percentage increase in cost. Give your answer to 2 significant figures.

For this case you can solve the problem by applying a simple rule of three in which we have  520 ---> 100%  800 ---> x  Clearing x we have  x = (800/520) * 100 = 154%  the percentage increase in cost was  154-100 = 54%  answer  the percentage increase in cost was 54%

The weekly average cost of caravan is increased in the month of July from 520 to 800. According to this, the percentage increase in the cost of caravan is 35%. Given information: The "off-peak" weekly average cost of hiring a caravan in Wales is $520. The average cost in the month of July is increased to $800. As the percentage increase in the cost is given by the formula, According to the question, The initial value of the cost is $520 The final value of the cost is $800 So, the percentage increase in the cost is, Hence, in the month of July, the percentage increase in the cost of caravan is 35%. For more information, visit link: brainly.com/question/14163915