Work out the percentage change when a price of £50 is increased to £80

Let's say you roll a single die. find the probability that the number you roll is less than 5

7-2n=n-14 i want to know how to solve it

Whats the largest fraction 5/12 and 3/8

How do your simplify (4^2) ^3

The population of a certain country can be modeled by the equation, where P (t) = 40e^0.02t is the population in millions and t is the number of years since 1900.

Amy has to write a paper for school that has more than 2,878 words. She has already written 1,037 words and writes at a rate of 263 words per day.

Janna has $34 and will save $6 per day. write an equation to represent the relationship between the number of days and amount saved. indicatewhat each variable represents in the equation

Whats the rate of change?

The profit of a business are RM 29,000. It is shared between two partners A & B. If A receives 9/20 of the profit, how much money does B receive?

One-third of the dairy cattle on a farm are in the barn. Three-fifths of the beef cattle are in the barn. There are 30 dairy cattle and 15 beef cattle in the barn. How many more dairy cattle are on the farm than beef cattle?