The price of a computer was decreased by 20% to £136.
What was the price before the decrease?

The average daily maximum temperature for laura’s hometown can be modeled by the function f(x)=4.5sin(πx/6)+11.8 , where f(x) is the temperature in °c and x is the month. x = 0 corresponds to january.what is the average daily maximum temperature in may? round to the nearest tenth of a degree if needed.use 3.14 for π .

Tatiana reads 40 pages of her book every night for x number of nights. write an expression that shows the number of pages she has read

Find the percent error of the measurement 4 cm