Really easy maths !
jean decides to buy a watch. 20% vat is added to the price of the watch, which now costs £285
how much does the watch cost without vat

b) the watch is now on sale at 28% off. whats the new price of the watch? ?

Does anyone know how to do geometryme with this problem

According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.

Delbert keeps track of total of the total number of points he earns on homework assignments, each of which is worth 60 points. at the end of the semester he has 810 points. write an equation for delbert’s average homework score a in terms of the number of assignments n.