If GNP is 15% higher than last year's and the rate of inflation is 7%, production in the economy has grown by:
49. Last year the rate of inflation was 1.2 percent, but for the current year it has been 4 percent. We can conclude that inflation is on an upward trend and the rate will be still higher next year.
Which of the following, if true, most seriously weakens the conclusion above?
By how much, is 15×7 greater than 15+7?