1cubic metre of concrete has weigh of 2400kg 15% of the the concrete is water the rest of the ingredints of concrete are cement sand and stone the weights of these ingredients are the ratio 1: 2: 5 work out the weight of cement sand and stone in 1 cubic metre of concrete

Type the correct answer in each box. use numerals instead of words. the average number of subscribers to an online magazine each year from 2010 to 2015 is given in the table below. the average number of subscribers to the online magazine in 2010 was the percent increase in the average number of subscribers in 2011 to the average number of subscribers in 2012 was %. the maximum average number of subscribers to the online magazine in the years shown was